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Last Updated: Jan 8, 2026

Membrane Solutions Personal Water Filter, Survival Filtration Straw Portable Gear, Emergency Preparedness, Supply for Drinking Hiking Camping Travel Hunting Fishing Team Family Outing (Blue, 4 Pack)

​Survival Gear for Outdoor Water Needs​​ - Certified by ​​NSF & SGS (Test Report NBF21-004693-01)​​ and rigorously tested to meet ​​NSF/ANSI 42, 372, 401 standards​​, this portable water filtration system ensures, drinking water in seconds. The NSF certifications validate its ability to remove odor and particles, while maintaining lead-free material. Lightweight and compact, it's designed for extreme reliability during hiking, camping, global travel, or emergencies—proven by science, trusted by adventurers.
Triple NSF Certified for Complete Reliability & Superior Taste​​ - Breathe easy with every sip. Our straw is independently certified to ​​NSF/42​​ (for chlorine & taste improvement), ​​NSF/372​​ (lead-free materials), and ​​NSF/401​​ (reducing microplastics and particulate). This triple verification guarantees you get the best-tasting water while ​​keeping​​ metals, microplastics and particulate at bay​​.
Portable & Long Life-Span - This straw filtration at only 7.1'' long and 1" in diameter fits any 28mm threaded bottle, cup, or glass. It weighs just 2 ounces and fits in the palm of your hand, pocket, gym bag, backpack, survival pack or purse. Both ends of the Upgrade water filter straw are removable for extend Longer Lifespan ensuring it provides up to 1,320 gallons (5,000 liters) of drinking water. Don't miss this opportunity to drink water conveniently wherever you go.
5-Stage Filtration - Our Upgrade 5-Stage Filtration System includes a coarse filter screen, double layer pp cotton fiber, coconut shell activated carbon and hollow fiber ultrafiltration membranes. Ensuring the water in the worst environments.(IT DOES NOT LOWER TDS VALUE, ensuring water's essential mineral balance remains untouched.)
Smaller Pore Size - We all know that the smaller the pore size, the higher the filtering accuracy, our pore size is 0.1microns. Compared to the 0.2-micron water purifier straw on the market, Membrane Solutions 0.1 microns pore size water purifier straw maintains the optimum flow rate (16.9 fl oz/min / 500ml/min) and a high filtration accuracy at the same time.
High-Quality Materials & Versatile Filtering Modes - Made of durable food-grade plastics, manufactured with BPA-Free ABS, ensuring quality drinking water. Compared to the big filter straw on the market, Membrane Solutions water filters have a smaller frame, more convenient to use and more filtered modes, ideal for connecting with a soft water pouch or disposable water bottle, even as a replacement gravity filter to get water for family & group.

Membrane Solutions 5 Micron 10"x2.5" String Wound Whole House Water Filter Replacement Cartridge Universal Sediment Filters for Well Water - 6 Pack

STABLE MATERIAL: Food grade 100% Polypropylene material, Lead and BPA-Free. Non-toxic, odorless, no leaching or secondary pollution.Providing a gratifying and user-friendly water-filtering experience.
MULTIPLE ADVANTAGES: This String-wound sediment water filter has FOUR times the dirt holding capacity and DOUBLE the flow rate of PP sediment filter, allowing for longer service life. It's the ideal solution if your feed-water is of low quality and contains a lot of sediment.
STANDARD UNIVERSAL SIZE: 5-Micron 10 x 2.5-inch universal filter cartridge size, fits most 10-inch filter housings. Used as a prefilter for reverse osmosis (RO) and whole house water filtration systems, and various commercial and industrial applications.
PROTECT WATER EQUIPMENT: This filter removes up to 99% of sediment, including rusts, silt, sand, and other undissolved particulates from feedwater. As the first-stage filter in the whole house filtration system, it protects your post-filters, water appliances, pipes, bathroom, and kitchen faucets and shower fittings from clogging, providing a more reliable filtered water supply for your home.
LONG-LIFE FILTER: Our high dirt-loading capacity sediment filters can last up to 15,000-20,000 gallons. The filtered capacity and change-out cycle depends on the inlet water quality. Replace the filter at least every six months to maintain performance.
HIGHER DIRT-HOLDING CAPACITY: The string wound filter has a deep graded honeycomb structure, dense near the inside core and more open and sparse near the outside edge, forming an effective depth filtration filter, catching larger particulates first and then smaller near the center core, effectively increasing the dirt holding capacity of the filter.
This WPP Filter is tested and certified by NSF International against NSF/ANSI Standard 42 for material requirements only.

Membrane Solutions UV Countertop Water Filtration System, Stainless Steel 2.25G Gravity Water Filter with 3 Pack 0.1-Micron UF Filters, for Home, Camping, and RVing (U3P)

Experience a Water Filtration Revolution: Our exclusive stainless steel countertop water filter with built-in UV Smart System. The First and Only of its kind. Turn water from any source - tap, well, stream, or lake - into refreshing drinking water that's also ideal for making your favorite beverages like coffee. (UV smart system needs to power supply to activate, there are three options available)
Smart UV Detection System: Our gravity countertop water filter features a smart detection system that automatically activates the UV light with water flow. The UV light turns on when water flows and shuts off when it stops, reducing power consumption and extending the UV light's lifespan. Enjoy a smarter, more efficient water purification solution.
Unrivaled Water Purification: Our countertop water filter system is crafted with a 0.1-micron Hollow Fiber Membrane, Activated Carbon, and enhanced by UV in a 3-stage process. Perfectly engineered for indoor and outdoor, mineral-rich drinking water for your everyday needs, as well as for camping, RVing, emergencies, and disaster recovery.
SGS Tested and Certified: Against NSF/ANSI 42/53. Removes up to 99.9999% of total coliforms (including Escherichia coli), and reduces 99.9999% Klebsiella terrigena, 99.999% Staphylococcus aureus. etc, 99.69% Chloramine, 99.5% Dissociate Chlorine Residue, 99.66% PFOS, PFOA and heavy metals. Suitable for indoor and outdoor water. Report No. NBF24-0009557-01/02/03.
Efficient and Sustainable: Gravity water filter system with a capacity of 2.25 gallons, three filters can produce water at the same time. Enjoy a flow rate 1.5 times faster than systems featuring only two filters. It comes with 3 elements, effectively treating up to 9,000 gallons of water, ensuring over 3 years of service for a family of four, saving you up to 68,000 plastic bottles (500ml).
Convenient and Low-maintenance: Assembling water filter system countertop at a moment's notice, and being straightforward and effortless to maintain. Comes with a stainless steel stand to make dispensing easier, no need to buy additional accessories. IT DOES NOT LOWER TDS VALUE, ensuring water's essential mineral balance remains untouched. (Note: This system is not sourced by or sponsored by Berkey. Membrane Solutions is an independent brand)

Membrane Solutions Water Filter Straw S2, NSF/ANSI 42&372&401 Certified, 4-Stage 0.1 μm Portable Water Purifier with Replaceable Filter, 5,000L Capacity for Camping, Hiking, Survival and Emergency- 4P

​Survival Gear for Outdoor Water Needs​​ - Certified by ​​NSF & SGS (Test Report NBF21-004693-01)​​ and rigorously tested to meet ​​NSF/ANSI 42, 372, 401 standards​​, this portable water filtration system ensures, drinking water in seconds. The NSF certifications validate its ability to remove odor and particles, while maintaining lead-free material. Lightweight and compact, it's designed for reliability during hiking, camping, global travel, or emergencies—proven by science, trusted by adventurers.
Innovative Detachable Design: Our S2 water filter straw now is the only detachable straw on the market, both ends can be disassembled. That means it just needs to replace the filter element anytime and anywhere, no need to replace the straw tube shell frequently, which is truly money-saving.
Superior Backwash Solution: Detachable mouthpiece connects with the common bottle for backwashing, no need for an extra syringe, make easier. Camping water filter does not expire like water purification tablets and does not require batteries, very easy to use.
4-Stage Filtration: Our backpacking water filter is made up of 0.1-micron hollow fiber ultrafiltration membrane, coconut shell GAC filter, and double PP fiber filter. Removes 99.99999% of odor, chlorine, heavy metals, make water taste better. What's more, it can maintain the optimal flow rate (500ml/min) while the filter pore size is smaller. Long lifespan to provide at least 20,000 liters water.
Versatile Filtering Modes: Direct use as a personal water filter; also ideal for connecting with soft water pouch or standard disposable water bottles to get water; even add an extension silicone pipe (Tubing NOT Included) on emergency water filter for more distance to drink; plus, as a replacement gravity filter to provide enough fresh water for family & group.
Emergency Survival Tool: Match with Food-grade and BPA-Free materials ensure drinking water. An ideal tool for multiple purposes such as backpacking gear, hiking gear, travel accessories, camping & survival equipment and emergency preparedness items. Even the hiking water filter is also suitable as a gift for hikers.

Membrane Solutions C3 Filtered Water Bottle, 32oz Stainless Steel Water Bottle with Replaceable ACF+UF Filter Cartridge, Portable Water Filter, Travel, Hiking & Camping for Drinking Water(Black)

0.1μm ACF+UF Filters: Engineered with two filters of protection, ACF (Activated Carbon Fiber) + UF (Ultrafiltration) filters tackle ANY water challenge. Our C3 Filtered Water Bottle features a 6-STAGE ADVANCED FILTRATION that transforms water into drinking water, and the ACF filter lasts up to 132Gal/500L, while the UF filter provides an impressive 1057Gal/4000L lifespan with filter time-marking ring to rotate to your start month, tracking filter usage.
SGS Tested & Certified: Against NSF/ANSI Standard 42/53/P231. Removes 99.9999% Escherichia Coli, Klebsiella Pneumoniae, etc. , 99.12% Turbidity, 99.93% Bacillus Subtilis, etc. , 99.97% microplastics, 99% chlorine, and heavy metals. Suitable for indoor and outdoor water. Report No. NBF25-0003761-01/02/03/04.
Premium 304 Stainless Steel: Crafted with 304 stainless steel, and this stainless steel water bottle has the advantage of high heat resistance, rust-proofing and hydrolysis resistance. Its steel surface, ensuring water freshness, prevents any bad smell.
32OZ Large Capacity: The 32oz mega-size water bottle with filter holds enough water for long hikes, road trips, or busy workdays. Wide-mouth design lets you easily add water outdoors, or quick-fill from any tap. (PLEASE NOTE: C3 filtered water bottle may require more suction than standard bottles due to its multi-layer filtration system.)
Laboratory-Verified Filtration: Removes up to 99.9999% of total coliforms (including Escherichia coli, and other representative organisms). Efficacy demonstrated in laboratory challenge testing against Escherichia coli and Klebsiella pneumoniae (up to 99.9999%), Staphylococcus aureus and Salmonella typhimurium (up to 99.999%), Vibrio cholerae (up to 99.99%), and Bacillus subtilis (up to 99.93%). No claim is made for other organisms not listed.
Leakproof & Adventure: Engineered with the leakproof lid, durable handle and anti-slip grip, this water bottle survives rugged trails, gym bags, or car cupholders. The entire water bottle (except the filter) is dishwasher. Enjoy hydration for hiking, camping, or daily commutes.
Filtered Water Bottles for Travel: The water bottle with filter is convenient to carry and can filter water from rivers, lakes, and tap water into drinking water in harsh outdoor conditions, making it the perfect companion for city tap water, rivers, lakes, or disaster emergencies.

Membrane Solutions 5 Micron Sediment Water Filter Replacement Polypropylene Cartridge 20" x 2.5" for Whole House Filter System - 6 Pack

Membrane Solutions 5 Micron Sediment Water Filter Replacement Polypropylene Cartridge 20" x 2.5" for Whole House Filter System - 6 Pack
STANDARD DIMENSION - 20 inches x 2.5 inches 5 micron polypropylene sediment filter cartridge. Compatible with a wide rage of industrial filter housings and the whole house filter housings - 6 Pack.
FUNCTION - Remove 99% rust, silt, sand, iron and other undissolved particles in dirty water. As the first line of defense in the filtration system, protect your water using appliances and plumbing for clearer water, improve water quality and taste.
NSF CERTIFICATION - Compare to string wound filter, this filter using unique hot melt technology, no fibers falling, avoid second pollution to liquid
LIFETIME - For better water quality, recommended replace TWO or THREE times a year, depending on the quality of the original water source and application type. Recommended change out differential pressure is 30psi(2.1bar).
MULTI-LAYER STRUCTURE - Three separate gradient density layers enhance cartridge performance, higher dirt-holding capacity than the similar sized sediment water filter

Membrane Solutions Stainless Steel 2.25G Gravity Water Filter, Countertop Water Filtration System with 3 Pack 0.1-Micron UF Filters, for Home, Camping, and RVing

Experience a Water Filtration Revolution: Turn water from any source - tap, well, stream, or lake - into refreshing drinking water that's also ideal for making your favorite beverages like coffee.
Unrivaled Water Purification: Our countertop water filter system is crafted with a 0.1-micron Hollow Fiber Membrane and Activated Carbon in a 3-stage process. Perfectly engineered for indoor and outdoor, mineral-rich drinking water for your everyday needs, as well as for camping, RVing, emergencies, and disaster recovery.
SGS Tested and Certified: Against NSF/ANSI 42/53. Removes up to 99.9999% of total coliforms (including Escherichia coli), and reduces 99.9999% Klebsiella terrigena, 99.999% Staphylococcus aureus. etc, 99.69% Chloramine, 99.5% Dissociate Chlorine Residue, 99.66% PFOS, PFOA and heavy metals. Suitable for indoor and outdoor water. Report No. NBF24-0009557-01/02/03.
Efficient and Sustainable: Gravity water filter system with a capacity of 2.25 gallons, three filters can produce water at the same time. Enjoy a flow rate 1.5 times faster than systems featuring only two filters. It comes with 3 elements, effectively treating up to 9,000 gallons of water, ensuring over 3 years of service for a family of four, saving you up to 68,000 plastic bottles (500ml).
Convenient and Low-maintenance: Assembling water filter system countertop at a moment's notice, and being straightforward and effortless to maintain. Comes with a stainless steel stand to make dispensing easier, no need to buy additional accessories. IT DOES NOT LOWER TDS VALUE, ensuring water's essential mineral balance remains untouched. (Note: This system is not sourced by or sponsored by Berkey. Membrane Solutions is an independent brand)

Membrane Solutions 50 Micron 10"x2.5" String Wound Whole House Water Filter Replacement Cartridge Universal Sediment Filters for Well Water - 6 Pack

STABLE MATERIAL: Food grade 100% Polypropylene material, Lead and BPA-Free. Odorless, no leaching or secondary pollution. Providing a pleasant, consistent water-filtering experience.
MULTIPLE ADVANTAGES: This String-wound sediment water filter has FOUR times the dirt holding capacity and DOUBLE the flow rate of PP sediment filter, allowing for longer service life. It's the ideal solution if your feed-water is of low quality and contains a lot of sediment.
STANDARD UNIVERSAL SIZE: 50-Micron 10 x 2.5-inch universal filter cartridge size, fits most 10-inch filter housings. Used as a prefilter for reverse osmosis (RO) and whole house water filtration systems, and various commercial and industrial applications.
PROTECT WATER EQUIPMENT: This filter removes up to 99% of sediment, including rusts, silt, sand, and other undissolved particulates from feedwater. As the first-stage filter in the whole house filtration system, it protects your post-filters, water appliances, pipes, bathroom, and kitchen faucets and shower fittings from clogging, Providing a refined filtered water supply for your home.
LONG-LIFE FILTER: Our high dirt-loading capacity sediment filters can last up to 15,000-20,000 gallons. The filtered capacity and change-out cycle depends on the inlet water quality. Replace the filter at least every six months to maintain performance.
HIGHER DIRT-HOLDING CAPACITY: The string wound filter has a deep graded honeycomb structure, dense near the inside core and more open and sparse near the outside edge, forming an effective depth filtration filter, catching larger particulates first and then smaller near the center core, effectively increasing the dirt holding capacity of the filter.
This WPP Filter is tested and certified by NSF International against NSF/ANSI Standard 42 for material requirements only.

Membrane Solutions 20 Micron Pleated Water Filter Home 10"x4.5" Whole House Heavy Duty Sediment Replacement Cartridge Compatible with ECP10-1,ECP20-BB,R50-BBSA,FXHSC,CB1-SED10-BB (4 Pack)

[UNIVERSAL FIT] - The 20 micron pleated water filter replacement is 9-7/8"(Length) x 4-1/2"(Outer Diameter) x 1-1/10"(Inner Diameter), fits most 10" whole house sump style systems.
[EFFICIENT FILTRATION] - This whole house water filter has a larger specific surface area than the original sediment filters because of pleated design. Remove sand, dirt, silt, rust, and scale particles more effectively. It provides you with stable and continuous water flow without obvious pressure drop. Ensure the experience of household water use.
[PROTECT WATER EQUIPMENT] - The water filter cartridge is the first line of defense in the filtration system, it can effectively prevent the clogging of water pipes and prolong the service life of water equipment. Please note this filter can't remove chlorine to improve water taste.
[3-6 MONTH SERVICE LIFETIME] - Membrane Solutions sediment filter can filter up to 30,000 gallons water. The filtered capacity and change-out cycle depend on inlet water quality or filters running/using time every day. For better water quality, filters should be replaced regularly.
[WASHABLE & REUSABLE] - This 20 micron water filter 10x2.5 can be washable multiple times, but it's working effectively while the cartridge itself is not dirty, or following the change-out cycle we recommend averting re-contamination of filtered water.

Membrane Solutions UV Countertop Gravity Water Filtration System Replacement Filter Elements - 3 Packs (U3P)

Efficient and Sustainable: Gravity water filter system with a capacity of 2.25 gallons, three filters can produce water at the same time. Enjoy a flow rate 1.5 times faster than systems featuring only two filters. It comes with 3 elements, effectively treating up to 9,000 gallons of water, ensuring over 3 years of service for a family of four, saving you up to 68,000 plastic bottles (500ml). Compatible with Berkey and most of the brands on the market.
Experience a Water Filtration Revolution: Our exclusive stainless steel countertop water filter with built-in UV Smart System. The First and Only of its kind. Turn water from any source - tap, well, stream, or lake - into refreshing drinking water that's also ideal for making your favorite beverages like coffee.
Unrivaled Water Purification: Our countertop water filter system is crafted with a 0.1-micron Hollow Fiber Membrane, Activated Carbon, and enhanced by UV in a 3-stage process. Perfectly engineered for indoor and outdoor, mineral-rich drinking water for your everyday needs, as well as for camping, RVing, emergencies, and disaster recovery.
SGS Tested and Certified: Against NSF/ANSI 42/53. Removes up to 99.9999% of total coliforms (including Escherichia coli), and reduces 99.9999% Klebsiella terrigena, 99.999% Staphylococcus aureus. etc, 99.69% Chloramine, 99.5% Dissociate Chlorine Residue, 99.66% PFOS, PFOA and heavy metals. Suitable for indoor and outdoor water. Report No. NBF24-0009557-01/02/03.
Convenient and Low-maintenance: Assembling water filter system countertop at a moment's notice, and being straightforward and effortless to maintain. Comes with a stainless steel stand to make dispensing easier, no need to buy additional accessories. IT DOES NOT LOWER TDS VALUE, ensuring water's essential mineral balance remains untouched.

Membrane Solutions 5 Micron 10"x4.5" String Wound Whole House Water Filter Replacement Cartridge Universal Sediment Filters for Well Water - 4 Pack

STABLE MATERIAL: Food grade 100% Polypropylene material, Lead and BPA-Free. Non-toxic, odorless, no leaching or secondary pollution. Delivering a fresh and enjoyable water-filtering experience.
MULTIPLE ADVANTAGES: This string wound sediment water filter has FOUR times the dirt holding capacity and DOUBLE the flow rate of PP sediment filter, allowing for longer service life. It's the ideal solution if your feed-water is of low quality and contains a lot of sediment.
STANDARD UNIVERSAL SIZE: 5-Micron 10 x 4.5-inch universal filter cartridge size, fits most 10-inch filter blue housings. Used as a prefilter for the whole house water filtration systems, and various commercial and industrial applications.
PROTECT WATER EQUIPMENT: This house water filter removes up to 99% of sediment, including rusts, silt, sand, and other undissolved particulates from feedwater. As the first-stage filter in the whole house filtration system, it protects your post-filters, water appliances, pipes, bathroom, and kitchen faucets and shower fittings from clogging, Providing a refined filtered water supply for your home.
LONG-LIFE FILTER: Our high dirt-loading capacity sediment filters can last up to 30,000-40,000 gallons. The filtered capacity and change-out cycle depends on the inlet water quality. Replace the filter at least every six months to maintain performance.

Membrane Solutions Reverse Osmosis Membrane 50 GPD 11.75"x1.75" RO Membrane Water Filter Replacement Fits Under Sink RO Drinking Water Purifier System 1-Pack

MATERIAL RELIABILITY: MS Reverse Osmosis (RO) membranes are made from 100% food-grade Thin Film Composite (TFC) material for ultimate purification performance with high permeate flow, tested by an independent third-party to meet NSF/ANSI 58 standards.
HIGH REJECTION RATE: 50 GPD RO membrane with a high 97% stabilized salt rejection rate. Hundreds of impurities are reduced by over 99% through the 0.0001-micron TFC membrane layer, including heavy metals (fluoride, calcium, magnesium, lead, colloids, chromium, and nitrates), organic materials, and harmful minerals, including other soluble salts found in water resources.
UNIVERSAL MEMBRANE SIZE: Industry-standard element size 11.75 x 1.75-inch, designed to fit in standard 1812/2012 residential-style RO membrane housings utilizing a 2-inch internal diameter. Suitable for most Reverse Osmosis Water Filtration System.
WIDE COMPATIBILITY: Reverse osmosis water filter replacement for standard membranes including but not limited to APEC MEM-ES-50, Aquatic Life 330084, AXEON TF-1812-50, Dow Filmtec TW30-1812-50, Express Water FLTMEME50, FS TFC TFC-1812-50, GE FX12M, MC5.
LONG-LIFE: The membrane element, shipped dry in an original sealed package, has a life expectancy between 24 to 36 months, based on average feedwater quality, temperature, and incoming water pressure.
ON-DEMAND SUPPORT: Assistance is available from our experts, ready to answer any of your questions about your RO membrane. Have a concern or question? American based customer support is available for the life of the product. Welcome to the Membrane Solutions Family.

Membrane Solutions 75 GPD RO Membrane, Reverse Osmosis Membrane Element 11.75" x 1.75" Water Filter Replacement for Undersink Home Drinking RO Water Filtration System

MATERIAL RELIABILITY: MS Reverse Osmosis (RO) membranes are made from 100% food-grade Thin Film Composite (TFC) material for ultimate purification performance with high permeate flow, tested by an independent third-party to meet NSF/ANSI 58 standards.
HIGH REJECTION: 75 GPD RO membrane with a high 97% stabilized salt rejection rate. Hundreds of impurities are reduced by over 99% through the 0.0001-micron TFC membrane layer, including heavy metals (fluoride, calcium, magnesium, lead, colloids, chromium, and nitrates), organic materials, and harmful minerals, including other soluble salts found in water resources.
UNIVERSAL MEMBRANE SIZE: Industry-standard element size 11.75 x 1.75-inch, designed to fit in standard 1812/2012 residential-style RO membrane housings utilizing a 2-inch internal diameter. Suitable for most Reverse Osmosis Water Filtration System.
WIDE COMPATIBILITY: Reverse osmosis water filter replacement for standard membranes including but not limited to AXEON TF-1812-75, Dow Filmtec TW30-1812-75 (BW60-1812-75), FS-TFC TFC-1812-75, GE TFM-75, Geekpure GP-TW-1812-75G, MC7.
LONG-LIFE: The membrane element, shipped dry in an original sealed package, has a life expectancy between 24 to 36 months, based on average feedwater quality, temperature, and incoming water pressure.
ON-DEMAND SUPPORT: Assistance is available from our experts, ready to answer any of your questions about your RO membrane. Have a concern or question? American based customer support is available for the life of the product. Welcome to the Membrane Solutions Family.

Membrane Solutions Grooved Sediment Water Filter Cartridge (Pack of 6), 5 Micron Whole House Water Filter Universal Replacement 10"x2.5" for 10 inch RO Unit, Whole House Under-Sink Filtration System

Universal Standard Size: Our Membrane Solutions 5 micron grooved sediment water filter cartridges are 10"(L) x 2-1/2"(OD) x 1-1/10"(ID), fits any standard 10 inch x 2.5 inch Whole House or under-sink Reverse Osmosis water filtration system.
Greater Dirt Holding Capacity: These sediment cartridges features multi-layer gradient density and deep grooved design, make it 3 times the dirt-holding capacity of standard 10 inch sediment cartridges, bring a longer life-cycle and saving replacement cost.
Highly Quality Filtration: Food Grade material meets, 100% polypropylene microfibers with NSF certified, ensures the quality of your drinking water.
Triple Stage Density: The 5 Micron whole house water filter is designed with a perfect balanced density featuring three PP layers to remove most sediment, dirt, rust and particles. Higher particle reduction efficiency as the pre-filters in home and commercial water purified system.

Membrane Solutions Reverse Osmosis Filter Replacement, 75 GPD Complete Replacement Filter Set For 10-inch Under Sink 5-Stage Reverse Osmosis Replacement Water Filter System

5-Stage RO Replacement Filter Set - Includes 1x 5-micron sediment filter, 1x granular activated carbon filter, 1x carbon block filter, 1x 75 GPD RO membrane, and 1x quick-connect post-carbon (T33) filter for under-sink reverse osmosis water systems.
Universal 10" Filter Cartridge - Fits most 5- or 6-stage under-sink RO systems, including Express, iSpring, APEC, Watts, Premier, Flowmatic, PuROLine, Crystal Quest, Puromax, and more. For systems where the 5th stage T33 filter uses a screw-in connection, the included T-fittings allow easy adaptation. Please check filter size before purchase for compatibility.
High Adsorption Capacity - With a 5-micron filtration rating, the 75 GPD 5-stage replacement cartridges effectively remove up to 99% of contaminants, delivering fresher and clearer water for drinking, cooking, coffee, tea, and other daily uses.
Easy Installation & T33 Compatibility - Standard drop-in design ensures fast, easy filter replacements. The T33 filter features built-in 1/4" (JG) quick connections and can be adapted to screw-in systems using the included T-fittings. Each cartridge is individually packaged to keep it in pristine condition and protected until use.
Tubing Note - Not compatible with 3/8" tubing unless used with additional adapters (not included).
100% Premium Filter - Certified to NSF42 and ISO9001:2015. Crafted with food-grade materials for crisper, fresher water.

Membrane Solutions MSA3/MSA3S Genuine Pet Odor Removal Air Purifier Filter Replacement 1 Pack, Upgraded 4-in-1 H13 True HEPA Filter

MSA3/MSA3S Original Pet Filter: This filter is designed for pet-keeping households and can effectively capture pet odors and hair. Exclusively designed for Membrane Solutions MSA3/MSA3S air purifier to maintain its peak performance. Note: Due to compatibility problems, Non-original filters may cause the machine to fail to start
Filtration Technology: MSA3/MSA3S air purifier smoke filter features a 4-stage filtration design. Compared with original filter, strengthened activated carbon part to absorbs musky or sweaty smells, and ammonia-like odors from pets better. The Pet Odor filter increases the efficiency of removing odors by 30%
Storage & Use: Filter is sealed to preserve shelf life. Filter Service Life: 6-8 months (depending on usage). Please remove the filter from the plastic bag before placing into the Membrane Solutions MSA3/MSA3S air purifier
Filtration Performance: MSA3/MSA3S Air Purifier uses H13 True HEPA PP electrostatic electret melt-blown filter. Filters out 99.97% of particles as small as 0.3 microns and air pollution PM 2.5 (particulate matter). Helps to relieve common allergies like sneezing, coughing, and irritated eyes.
The above performance index data is obtained in a third-party laboratory according to the international ANSI/AHAM AC-1-2006, with specific smoke particles or gaseous pollutants as the target pollutants
Note: Due to compatibility problems, Non-original filters may cause the machine to fail to start

Membrane Solutions Gravity Water Filter 1 Gallon, NSF/ANSI 42&372&401 Certified, 0.1μm Versatile Water Purifier Camping with Adjustable Tree Strap Storage Bag, Survival Gear for Emergency Preparedness

Stay Hydrated On-The-Go: 1-gallon capacity gravity water filter system, which is a suitable choice for the majority of people, is more lightweight and compact. Our camping water filter can provide you with enough reliable sources of drinking water at any time and anywhere.
Survival Gear for Outdoor Water: Certified by NSF & SGS (Test Report NBF21-004693-01) and rigorously tested to meet NSF/ANSI 42, 372, 401 standards, this portable water filtration system ensures drinking water in seconds. The NSF certifications validate its ability and reliability, it's designed for hiking, camping, global travel, or emergencies—proven by science, trusted by adventurers.
4-Stage Filtration: Our S2 camping water filter is made up of 0.1-micron hollow fiber ultrafiltration membrane, coconut shell GAC filter, and double PP fiber filter. Removes 99.99999% of odor, chlorine, heavy metals, make water taste better. What's more, it can maintain the optimal flow rate (500ml/min) while the filter pore size is smaller. Long lifespan to provide at least 1320Gal(5,000L) water.
Superior Backwash Solution: Detachable mouthpiece connects with the common bottle for backwashing, no need for an extra syringe. No cumbersome fittings and lightweight. Easy carrying gravity water filter when putting all the parts in the storage bag.
Versatile Use Ways: More ways you can find besides the gravity water filter system, like using as a water filter straw direct, or adding an extension tube on water straw for more distance using, even connecting with water bottles. Backpacking water filter offers you drinking water anywhere, anytime.
Easy to Hang on Trees: Adjustable tree strap fits the most trunks, minimum length: 22.5 inches and maximum length: 41.5 inches. No worry about losing, thanks for the one-piece design. Besides, our water filtration system camping meets with FDA, food-grade, BPA-free.

Membrane Solutions T33 Inline Water Filter, 2-Pack 1/4" Quick-Connect Replacement Cartridges for Refrigerator & Ice Maker, Post-Carbon Filter for Reverse Osmosis Systems, Push-to-Connect

Quick-Connect Design (Not Threaded) – Easy Push-to-Connect Installation with 1/4" Tubing
PREMIUM MATERIAL - Made from food-grade, BPA-free activated coconut shell carbon with a highly porous structure. Certified to meet NSF/ANSI 42 standards, ensuring your water is great-tasting for your home.
IMPROVES TASTE – Effectively reduces chlorine, odors, and unpleasant flavors. Enjoy fresher, crisper drinking water for you and your family.
CHECK BEFORE YOU BUY - Fits 1/4" Quick Connect (JG style) tubing only. Not compatible with threaded fittings. For other pipe types or sizes (1/2", 3/4", 3/8" copper, plastic, or braided hoses), a separate fitting adapter is required.
WIDE APPLICATION – Works with any 1/4-inch water line. Perfect for use as an inline filter with refrigerators, ice makers, coffee machines, water coolers, RO systems, RVs, campers, and boats.
EASY INSTALLATION – Comes with built-in 1/4-inch quick-connect fittings. Simply push the tubing in, no tools needed. Be sure to follow the flow direction (inlet/outlet).
PRE-FLUSH BEFORE USE – Flush the new filter with 3–5 gallons of water before first use to remove loose particles and enjoy fresh-tasting water.
LONG SERVICE LIFE – Lasts up to 12 months as a post-RO filter or up to 1,800–2,000 gallons independently.
UNIVERSAL COMPATIBILITY - This inline water filter cartridge with a standard size of 10 x 2-inch is compatible with SimPure T1, GE GXRTDR, Culligan IC-100A, Omnipure K2533JJ, Samsung DA29-10105J, Whirlpool WHKF-IMTO, WSE-100, IL-IM-01, R200, DD-7098, USC100 and many other brands and applications.
Tee adapter sold separately (ASIN B09WV89B93)

Membrane Solutions 20 Micron Sediment Water Filter Replacement Polypropylene Cartridge 10"x 2.5" for Whole House RO System, Compatible with Aqua-Pure AP110, GE FXUSC, WHKF-GD05, Culligan P5-6 Pack

[PREMIUM MATERIAL] - The 20 micron water filter made of polypropylene. Tested against NSF standards, ISO9001, and BPA-free. The unique melt-blown technology prevents fiber shedding and avoids re-contamination of your drinking water, helping ensure consistently high-quality water for your family.
[PROTECT WATER EQUIPMENT] – This sediment water filter removes 99% of rust, silt, sand, and other undissolved particles from the water. As the first-stage filter in the filtration system, it protects your post-filters, water appliances, and pipes with clearer, higher-quality water, supporting an improved lifestyle.
[6-MONTH SERVICE LIFE] - The 10 inch water filter cartridge can filter between 10,000-15,000 gallons of water, depending on the quality of your inlet water and daily usage. For the best water quality, it's recommended to replace the filter regularly.
[MULTI-LAYER STRUCTURE] - Our 20 micron filter features three separate gradient density layers for deep sediment filtration, offering excellent performance and a higher dirt-holding capacity compared to similar-sized sediment filters. This design provides a longer service life.
[UNIVERSAL STANDARD FIT] - This whole house water filter is compatible with most reverse osmosis systems, under sink filtration systems, and whole house water filtration units that use 10-inch filter housings. Compatible with standard 10" x 2.5" filter models of Culligan P5, Aqua-Pure AP110, AP110-NP, DuPont WFPFC5002, CFS110, OMNIFilter RS14, Whirlpool WHKF-GD05, American Plumber WC34-PR, GE FXUSC, etc.

Membrane Solutions 20 Micron Pleated Polyester Sediment Water Filter 10"x2.5" Replacement Cartridge Universal Whole House Pre-Filter Compatible with W50PE, WFPFC3002, SPC-25-1050, FM-50-975 - 4 Pack

[UNIVERSAL FIT] - The 20 micron pleated water filter replacement can also be used to filter the cold plunge. It is 9-7/8"(Length) x 2-1/2"(Outer Diameter) x 1-1/10"(Inner Diameter), 20 Micron pleated water filter replacement cartridge fits most 10" filter housings for bench top, under-sink or whole house filtration system. Pre-filter for residential, commercial and industrial applications.
[EFFICIENT FILTRATION] - This whole house water filter has a larger specific surface area than the original sediment filters because of pleated design. Remove sand, dirt, silt, rust and scale particles more effectively. It provides you with stable and continuous water flow without obvious pressure drop. Ensure the experience of household water use.
[PROTECT WATER EQUIPMENT] - The water filter cartridge is the first line of defense in the filtration system, it can effectively prevent the clogging of water pipes and prolong the service life of water equipment. Please note this filter can't remove chlorine to improve water taste.
[3-6 MONTH SERVICE LIFETIME] - Membrane Solutions sediment filter can filter up to 15,000-20,000 gallons water. The filtered capacity and change-out cycle depends on inlet water quality or filters's running/using time every day. For better water quality, filters should be replaced regularly.
[WASHABLE] - This water filter replacement can be washable multiple times, but it's working effectively while the cartridge itself is not dirty, or following the change-out cycle we recommend to avert re-contamination of filtered water.

Membrane Solutions FAQs

Yes, Membrane Solutions is a legitmate brand on Amazon. After conducting a comprehensive analysis of 30,024 customer reviews for Membrane Solutions products on Amazon, we have determined its average rating. With a strong performance and good quality, Membrane Solutions has received an average rating of 4.6 from numerous buyers, indicating that Membrane Solutions are trustworthy and live up to their claims. Therefore, it is safe to make purchases from Membrane Solutions on Amazon.

Amazon has strict policies and safety measures in place that ensure only legitimate sellers and products are allowed on their platform. It also provides a secure payment gateway and offers buyer protection, ensuring your transaction is safe. In the unlikely event that there's an issue with your purchase, Amazon's customer service and return policies are designed to protect your interests.

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Most of the Membrane Solutions products are produced by Membrane Solutions Corp. The manufacturer provides Membrane Solutions with a steady supply of products, and they have a good cooperative relationship with each other.

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