Glasfloss

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When purchasing a product, price is the consumer's primary concern. At present, Glasfloss has 306 products for sale. Glasfloss products range in price from $29.99 to $99.98, and the average price of all the products is about $60.14.

We found that most of the Glasfloss products are manufactured by Glasfloss Industries and GlasFloss LP. The manufacturers provide Glasfloss with a steady supply of products, and they have a good cooperative relationship with each other.

You can confidently purchase Glasfloss products from the seller FiltersDelivered. The brand holds an average rating of 4.7, testifying to its excellent reputation.

Glasfloss Best Sellers

Last Updated: Jan 12, 2025

Glasfloss ZL 20x25x4 MERV 10 Pleated 4" Inch AC Furnace Air Filters. Box of 4. Actual Size: 19-1/2 x 24-1/2 x 3-3/4

Furnace Filters

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PLEASE CHECK ACTUAL SIZE NEEDED: Actual Size: 19-1/2 x 24-1/2 x 3-3/4 Nominal Size: 20x25x4

Rating: MERV 10. Comparable to MPR rating 600 to 800, or FPR rating 5 to 6.

Pressure drop is comparable to a MERV 8. Made in the USA. Ideal for residential and commercial use.

Recommended to change at least every 3 months.

Note: Does not replace 5" inch or 4-3/8" Depth filters. Please check actual filter size needed.

Glasfloss 16-3/8 x 21-1/2 x 1 Air Filters (Case of 6), MERV 10, Pleated, Made in USA

Furnace Filters

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MERV 10 with No Increased Resistance Over MERV 8. Instant Upgrade From MERV 7 or MERV 8 Pleated Filters

Great For Allergy Sufferers

Expanded Metal Backing on Synthetic Media with Heavy Duty Frame That Resists Moisture.

Exact Size 16 3/8 x 21 1/2 x 7/8, 16.375 x 21.5 x .875, Nominal Size: 16 3/8 x 21 1/2 x 1

Fits listed models of Carrier, Bryant & Payne Air Handlers. See Description Below

Glasfloss ZL 16x25x2 MERV 10 AC & Furnace Filters. 12 Pack. Actual Size: 15-1/2 x 24-1/2 x 1-3/4

Furnace Filters

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PLEASE CHECK ACTUAL SIZE NEEDED: Actual Size: 15.5” x 24.5” x 1.75” Nominal Size: 16 x 25 x 2

MERV 10 Efficiency with MERV 8 Air Flow

Electrostatic Air Filters for homes, business, schools, apartments, hotels and industrial.

Durable and sturdy galvanized metal backing.

Made in the USA. For optimal performance, recommended to change at least every 3 months.

Glasfloss 21-1/2 x 23-5/16 x 1 Air Filters (Case of 6), MERV 10, Pleated, Made in USA

Furnace Filters

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MERV 10 with No Increased Resistance Over MERV 8. Instant Upgrade From MERV 7 or MERV 8 Pleated Filters

Great For Allergy Sufferers

Expanded Metal Backing on Synthetic Media with Heavy Duty Frame That Resists Moisture.

Exact Size 21 1/2 x 23 5/16 x 7/8, 21.5 x 23.3125 x .875, Nominal Size 21 1/2 x 23 5/16 x 1

Fits listed models of Carrier, Bryant & Payne Air Handlers. See Description Below

Glasfloss ZL 20x25x4 MERV 10 AC & Furnace Filters. 6 Pack. Actual Size: 19-1/2 x 24-1/2 x 3-3/4

Furnace Filters

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Actual Size: 19.5” x 24.5” x 3.75” Nominal Size: 20 x 25 x 4

MERV 10 Efficiency with MERV 8 Air Flow (.25" W.C.)

Electrostatic Air Filters for homes, business, schools, apartments, hotels and industrial

Durable and sturdy galvanized metal backing.

Made in the USA. For optimal performance, recommended to change at least every 3 months.

Glasfloss 20x25x4 MERV 10 (FPR 5-6) 4" Inch Pleated Air Filters Box of 3. Actual Size: 19-1/2 x 24-1/2 x 3-3/4

Furnace Filters

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Actual Size: 19-1/2 x 24-1/2 x 3-3/4 Nominal Size: 20x25x4

Filtration Rating: MERV 10. Comparable to MPR rating 600 to 800, or FPR 5-6 rating.

Improved MERV 10 Filtration with similar air flow and resistance as a MERV 8 filter. Durable & Long Lasting: Heavy duty frame won't buckle.

Note: Does not replace 5" inch or 4-3/8" Depth filters. Please check actual filter size needed. Made in the USA. Ideal for residential, commercial, schools, health care, & industrial filtration applications.

For optimal performance, recommended to change at least every 3 months.

Glasfloss ZL 20x25x2 MERV 10 AC & Furnace Filters. 12 Pack. Actual Size: 19-1/2 x 24-1/2 x 1-3/4

Furnace Filters

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Actual Size: 19.5” x 24.5” x 1.75” Nominal Size: 20 x 25 x 2

MERV 10 Efficiency with MERV 8 Air Flow and pressure drop

Air Filters for homes, business, schools, apartments, hotels and industrial.

Durable and sturdy galvanized metal backing.

Made in the USA. For optimal performance, recommended to change at least every 3 months.

Glasfloss 16x25x1 MERV 10 (FPR 5-6) Pleated Air Filters By Glasfloss. Box of 6. Actual Size: 15-1/2 x 24-1/2 x 7/8

Furnace Filters

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Actual Size: 15-1/2 x 24-1/2 x 7/8 Nominal Size: 16x25x1

Filtration Rating: MERV 10. Comparable to MPR rating 600 to 800, or FPR 5-6 rating.

Improved MERV 10 Filtration with similar air flow and resistance as a MERV 8 filter. Durable & Long Lasting: Heavy duty frame won't buckle.

Made in the USA. Ideal for residential, commercial, schools, & industrial filtration applications.

For optimal performance, recommended to change at least every 3 months.

Glasfloss ZL 16x25x4 MERV 10 AC & Furnace Filters. 6 Pack. Actual Size: 15-1/2 x 24-1/2 x 3-3/4

Furnace Filters

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PLEASE CHECK ACTUAL SIZE NEEDED: Actual Size: 15.5” x 24.5” x 3.75” Nominal Size: 16 x 25 x 4

MERV 10 Efficiency with MERV 8 Air Flow (.25" W.C.)

Electrostatic Air Filters for homes, business, schools, apartments, hotels and industrial.

Durable and sturdy galvanized metal backing.

Made in the USA. For optimal performance, recommended to change at least every 3 months.

16x25x1 Glasfloss Fiberglass Air Filter, Double Strut, GDS Series, Made in USA, Actual Size: 15 5/8 x 24 5/8 x 3/4 (Box of 6)

Furnace Filters

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Heavy-duty, one piece craft board frame.

Double Strut design for performance and durability.

10% greater open area compared to other furnace filters.

Easy to install and remove. No metal parts or sharp edges.

Provides good equipment protection.

Glasfloss 16x20x1 MERV 10 (FPR 5-6) Pleated Air Filters. Box of 6. Actual Size: 15-1/2 x 19-1/2 x 7/8

Furnace Filters

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Actual Size: 15-1/2 x 19-1/2 x 7/8 Nominal Size: 16x20x1

Filtration Rating: MERV 10. Comparable to MPR rating 600 to 800, or FPR 5-6 rating.

Improved MERV 10 Filtration with similar air flow and resistance as a MERV 8 filter. Durable & Long Lasting: Heavy duty frame won't buckle.

Made in the USA. Ideal for residential, commercial, schools, health care, & industrial filtration applications.

For optimal performance, recommended to change at least every 3 months.

Glasfloss ZL 20x20x4 MERV 10 AC & Furnace Filters. 6 Pack. Actual Size: 19-1/2 x 19-1/2 x 3-3/4

Furnace Filters

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Actual Size: 19.5” x 19.5” x 3.75” Nominal Size: 20x20x4

MERV 10 Efficiency with MERV 8 Air Flow (.25" W.C.)

Air Filters for homes, business, schools, apartments, hotels and industrial.

Durable and sturdy galvanized metal backing.

Made in the USA. For optimal performance, recommended to change at least every 3 months.

Glasfloss ZL 16x20x2 MERV 10 AC & Furnace Filters. 12 Pack. Actual Size: 15-1/2 x 19-1/2 x 1-3/4

Furnace Filters

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Actual Size: 15.5” x 19.5” x 1.75” Nominal Size: 16 x 20 x 2

MERV 10 Efficiency with MERV 8 Air Flow

Air Filters for homes, business, apartments, hotels and industrial.

Durable and sturdy galvanized metal backing.

Made in the USA

Glasfloss ZL 16x25x1 MERV 10 Air Filters for AC and Furnace. 4 PACK. Actual Size: 15-1/2 x 24-1/2 x 7/8

Furnace Filters

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Actual Size: 15-1/2 x 24-1/2 x 7/8 Nominal Size: 16x25x1

Filtration Rating: MERV 10. Comparable to MPR rating 600 to 800, or FPR rating 5 to 6.

Air Filters for homes, business, schools, apartments, hotels, and industrial applications.

Air Flow is comparable to a MERV 8

Made in the USA. Ideal for residential and commercial use.

Glasfloss 19-7/8 x 21-1/2 x 1 Air Filters (Case of 4), MERV 10, Pleated, Made in USA

Furnace Filters

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MERV 10 with No Increased Resistance Over MERV 8. Instant Upgrade From MERV 7 or MERV 8 Pleated Filters

Great For Allergy Sufferers

Expanded Metal Backing on Synthetic Media with Heavy-Duty Frame That Resists Moisture

Exact Size - 19 7/8 x 21 1/2 x 7/8, Nominal Size: 19 7/8 x 21 1/2 x 1

Fits listed models of Carrier, Bryant and Payne Air Handlers, See Description Below

Glasfloss 16-3/8 x 21-1/2 x 1 Air Filters (Case of 4), MERV 10, Pleated, Made in USA

Furnace Filters

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MERV 10 with No Increased Resistance Over MERV 8. Instant Upgrade From MERV 7 or MERV 8 Pleated Filters

Great For Allergy Sufferers

Expanded Metal Backing on Synthetic Media with Heavy Duty Frame That Resists Moisture.

Exact Size 16 3/8 x 21 1/2 x 7/8, 16.375 x 21.5 x .875, Nominal Size 16 3/8 x 21 1/2 x 1

Fits listed models of Carrier, Bryant & Payne Air Handlers. See Description Below

Glasfloss 21-1/2 x 23-5/16 x 1 Air Filters (Case of 4), MERV 10, Pleated, Made in USA

Furnace Filters

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MERV 10 with No Increased Resistance Over MERV 8. Instant Upgrade From MERV 7 or MERV 8 Pleated Filters

Great For Allergy Sufferers

Expanded Metal Backing on Synthetic Media with Heavy Duty Frame That Resists Moisture.

Exact Size 21 1/2 x 23 5/16 x 7/8, 21.5 x 23.3125 x .875, Nominal Size 21 1/2 x 23 5/16 x 1”

Fits listed models of Carrier, Bryant & Payne Air Handlers, See Description Below

Glasfloss Industries ZLP16251 Z-Line Series ZL MERV 10 Pleated Filter, Case of 12

Furnace Filters

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MERV 10 Performance

Extended surface, 14 pleats per linear foot

Made in the USA

Heavy-duty moisture-resistant construction

Galvanized expanded metal backing

Glasfloss Industries ZLP 20x20x1 Z-Line Series ZL MERV 10 Pleated Filter. Case of 12

Furnace Filters

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MERV 10 Performance - Nominal Size 20x20x1 - Exact Size 19-1/2 x 19-1/2 x 7/8

Extended surface, 14 pleats per linear foot

Made in the USA

Heavy-duty moisture-resistant construction

Galvanized expanded metal backing

Glasfloss 16x25x4 MERV 10 AC & Furnace 4" Depth Air Filters. Box of 4. Actual Size: 15-1/2 x 24-1/2 x 3-3/4

Furnace Filters

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PLEASE CHECK ACTUAL SIZE NEEDED: Nominal Size: 16x25x4 Actual Size: 15-1/2 x 24-1/2 x 3-3/4 4 Inch Depth Filter

Filtration Rating: MERV 10. Comparable to MPR rating 600 to 800, or FPR rating 5 to 6.

Air Flow: Comparable to MERV 8. Durable & Long Lasting: Heavy duty frame won't buckle.

Note: Does not replace 5" inch or 4-3/8" Depth filters, please check actual filter size needed.

Made in the USA

Glasfloss FAQs

Is Glasfloss Legit?

Yes, Glasfloss is a legitmate brand on Amazon. After conducting a comprehensive analysis of 7,100 customer reviews for Glasfloss products on Amazon, we have determined its average rating. With a strong performance and good quality, Glasfloss has received an average rating of 4.7 from numerous buyers, indicating that Glasfloss are trustworthy and live up to their claims. Therefore, it is safe to make purchases from Glasfloss 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.

How to find more Glasfloss products?

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Go back to FindThisBest's homepage.
Type Glasfloss in the search box and hit Enter to see the search results.
Find and click the correct Glasfloss to go to the new page.
Select the products you want in the Glasfloss buying guide, and take a glance at the prices and features of the products.
View the products interest you on Amazon to read the customer reviews and check the ratings. Besides, you can hit the "brand" to find more Glasfloss products.

How does findthisbest choose the top Glasfloss products?

We analyze millions of Glasfloss products reviews and customer reviews to recommend the best picks for most consumers. We have a professional team with decades of experience to test the products, which can help ensure that we provide our readers with accurate advice and best recommendations.

How can I purchase Glasfloss products via FindThisBest?

Go to the Glasfloss page.
Select the product you want in the Glasfloss buying guide, and then view the product on Amazon. For example, if you are interested in the top 1 product Glasfloss ZL 20x25x4 MERV 10 Pleated 4" Inch AC Fu..., you can view it on Amazon page.
Place your order on Amazon.

Who are the manufacturers of the Glasfloss products?

Most of the Glasfloss products are produced by Glasfloss Industries and GlasFloss LP. The manufacturers provide Glasfloss with a steady supply of products, and they have a good cooperative relationship with each other.

What is the purpose of your brand guide?

Our mission is to provide you with the most up-to-date and objective information about the Glasfloss products, helping you make more informed buying decisions. We recommend best choices of the products from the Glasfloss brand, helping you make better shopping choices with less time and energy.

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