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When purchasing a product, price is the consumer's primary concern. At present, Mainstream Marine has 8 products for sale. Mainstream Marine products range in price from $26.99 to $229, and the average price of all the products is about $62.68.

You can confidently purchase Mainstream Marine products from the seller Mainstream Engineering. The brand holds an average rating of 4.2, testifying to its excellent reputation.

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Mainstream Marine Best Sellers

Last Updated: Jan 12, 2025

Boat Cleaners

Mainstream Marine Descaler Solution, Multi-Purpose Descaling Solvent, Bio-Growth, Marine Boat Engine Flush and A/C Systems, 1 Gallon

Mainstream Marine Descaler Solution, Multi-Purpose Descaling Solvent, Bio-Growth, Marine Boat Engine Flush and A/C Systems, 1 Gallon Cover
  • VERSATILE MULTI-PURPOSE MARINE SOLUTION: Mainstream Marine Descaler solution quickly dissolves bio-growth, water scale, lime, tarnishing, and other water-formed deposits on marine engines and A/C systems. Regularly maintaining and flushing these systems with these boat cleaning supplies is a great way to improve overall performance and longevity.
  • IT'S EASY TO TELL WHEN YOU NEED TO ADD MORE: There's no guesswork with the Mainstream Marine Descaler Color-Indicating solution. If more marine cleaner descaling solution is needed, it will turn from red to yellow, so you'll know when to add more.
  • GET YOUR EQUIPMENT WORKING OPTIMALLY: Use this marine engine flush to rapidly improve efficiency and open flow passages by flushing bio-growth. It's an internal engine barnacle buster, lime-scale cleaner, tarnish remover, and water-formed deposit flusher all in one!
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Boat Cleaners

Mainstream Marine Universal Marine Descaler Kit | Includes Multi-Purpose Descaling Cleaning Solution, Mixing Bucket, Hoses, and Circulation Pump | Safe Marine Boat Engine Flush and A/C Systems

Mainstream Marine Universal Marine Descaler Kit | Includes Multi-Purpose Descaling Cleaning Solution, Mixing Bucket, Hoses, and Circulation Pump | Safe Marine Boat Engine Flush and A/C Systems Cover
  • GET YOUR EQUIPMENT WORKING OPTIMALLY: Use this all-inclusive Biodegradable Mainstream Marine Descaler marine flush kit to rapidly improve efficiency and open flow passages by flushing out bio-growth, a barnacle buster, lime-scale cleaner, and rust remover, for other water-formed deposits.
  • SAFE TO USE ON YOUR MARINE EQUIPMENT: What good is a descale boat cleaner solution if it does damage to essential parts of the system? These biodegradable boat cleaning supplies will NOT damage seals, gaskets, impellers, or other critical components.
  • VERSATILE MULTI-PURPOSE MARINE SOLUTION: This kit can be used as a marine engine flush, marine cleaner, and descaler on marine engines and A/C systems. Every order includes one quart of concentrated descaler solution, mixing bucket, circulation pump, and hoses. Our new and improved pump has been upgraded from 400 GPH, 3.2 PSI to 4GPM (250 GPH), 45 PSI.
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Boat Safety Horns

Mainstream Marine Big Ol’ Blowhard Marine-Grade Air Horn, Portable Loud Air Horns for Safety, Emergency Boat Blow Horn Can 16oz, High-Capacity, Can Be Heard 1 Mile Away, Boating Accessories

Mainstream Marine Big Ol’ Blowhard Marine-Grade Air Horn, Portable Loud Air Horns for Safety, Emergency Boat Blow Horn Can 16oz, High-Capacity, Can Be Heard 1 Mile Away, Boating Accessories Cover
  • WIDE USE IN AND OUT OF THE WATER: This safety air horn signaling device is a must-have for marine environments and many activities on land. The air horns for safety are the ideal emergency blow horn noise maker when boating in fog or other harsh weather.
  • CAN BE HEARD UP TO A MILE AWAY: To say that this marine air horn for boat is loud would be an understatement. The 120-decibel volume of the emergency air horn loud can be heard up to one mile away! When you need to get someone's attention, this sound horn will get the job done.
  • MEETS/EXCEEDS USCG REQUIREMENTS: When you purchase this marine-grade horn in a can, rest assured knowing that it meets all US Coast Guard requirements for sound signaling devices.
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Boat Cleaners

Mainstream Marine Ship Happens Rust Stain Remover for Boats, Multi-Surface Spray for Metal, Stainless Steel, Aluminum, and Aluminum Alloys, Fast-Acting, Gentle and Effective

Mainstream Marine Ship Happens Rust Stain Remover for Boats, Multi-Surface Spray for Metal, Stainless Steel, Aluminum, and Aluminum Alloys, Fast-Acting, Gentle and Effective Cover
  • DON'T LET YOUR RIDE TURN INTO A RUST BUCKET - Try the Rust Remover Spray because Ship Happens! Easily tackles top-level rust formations on a variety of surfaces without the use of harsh products.
  • VERSATILE AND SAFE - Where there is moisture on metal there is often rust! This anti rust spray is gentle yet effective. Use this rust remover for metal, stainless steel, fiberglass, and other rust-prone materials commonly found on boats.
  • GENTLE MARINE CARE - Say goodbye to harsh products and get the best of boat worlds with this anti rust remover. Our rust removal spray is a marine-grade solution that fights rust without harming surfaces.
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Boat Cleaners

Mainstream Marine Boat Bilge Cleaner and Degreaser, Biodegradable Boat Cleaning Products, Scum and Odor Remover, 100 Tablet Jar

Mainstream Marine Boat Bilge Cleaner and Degreaser, Biodegradable Boat Cleaning Products, Scum and Odor Remover, 100 Tablet Jar Cover
  • FAST-ACTING CLEANER – The Mainstream Marine Bilge Cleaner for boats are fast-acting bilge tablets that are able to access all the nooks and crannies of the bilge to control bilge scum and sludge. Boating must haves to add to your boat cleaning supplies. 100 Tablet Jar.
  • REMOVES SCUM AND DEPOSITS – Even the toughest jobs are no match for this bilge cleaner and degreaser. This boat bilge cleaner heavy duty effectively removes scum and other deposits from your bilge water and also controls bilge odors.
  • 100% SOLUBLE AND RESIDUE-FREE – A 100% soluble bilge cleaning product, it leaves no residue behind. The marine bilge cleaner keeps the bilge water flowing freely, and prevents clogs in limber holes.
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Boat Cleaners

Mainstream Marine Boat Cleaner, Biodegradable Boat Wash Soap, Deck Cleaner for Fresh and Salt Water, Boat Cleaning Supplies for Decks, Hull Cleaner, Canvas, Sails, Upholstery - 1 Gallon

Mainstream Marine Boat Cleaner, Biodegradable Boat Wash Soap, Deck Cleaner for Fresh and Salt Water, Boat Cleaning Supplies for Decks, Hull Cleaner, Canvas, Sails, Upholstery - 1 Gallon Cover
  • THE BEST WAY TO CLEAN YOUR BOAT: Remove dirt, grime, grease, fish guts, and bird droppings from your boat safely and effectively with this phosphate-free boat vinyl cleaner. The premium boat wash soap can be used in hot, cold, fresh, and salt water.
  • HELPS EXTEND LIFE OF BOAT ACCESSORIES: Another benefit of using this boat seat cleaner is that it helps keep your boating accessories in tip-top shape. Use these boat cleaner products to clean and protect sails, life preservers, canvas tops, dodgers, inflatable boats, and more.
  • SAFE FOR PLANTS, ANIMALS, AND WATER: Boat cleaning products that harm marine plants and marine life must be avoided. This deck wash solution is 100% biodegradable and a safe deck cleaner for all marine environments. Eco-friendly boat cleaning supplies.
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Boat Cleaners

Mainstream Marine Ship Happens Hard Water Spot Remover, Stain and Salt Removal Cleaner, Boat Cleaning Supplies, Includes Surface Protectant

Mainstream Marine Ship Happens Hard Water Spot Remover, Stain and Salt Removal Cleaner, Boat Cleaning Supplies, Includes Surface Protectant Cover
  • TOUGH ON STAINS, GENTLE ON SURFACES: When Ship Happens use the Hard Water Spot Remover; our heavy duty water spot remover tackles hard water stains with ease, delivering long-lasting results
  • VERSATILE CLEANING POWER: From hull to deck, this water spot remover for boats effectively eliminates hard water stains and stubborn salt deposits from various surfaces while keeping your boat in ship-shape condition
  • LONG-LASTING SHINE AND PROTECTION: Experience enduring brilliance with our hard water stain remover; infused with a surface protectant to reduce the need for frequent cleaning, ensuring your vessel stays pristine for seasons to come
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Boat Cleaners

Mainstream Marine Boat Deck Cleaner, for Non-Skid Fiberglass and Painted Surfaces, for Fresh and Salt Water, 1 Gallon

Mainstream Marine Boat Deck Cleaner, for Non-Skid Fiberglass and Painted Surfaces, for Fresh and Salt Water, 1 Gallon Cover
  • BOAT DECK CLEANER: This high strength boat cleaner is great for cleaning all types of boat decks. The marine-grade formula is tough on grime.
  • REMOVES DIRT: Boat wash quickly removes dirt, debris, and slimy build-up. It's great for hard to remove stains and water marks and is a great boat restorer.
  • GREAT FOR PAINTED SURFACES: Use our versatile boat cleaner on fiberglass and painted surfaces to keep your boat deck sparkling clean.
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