Glasfloss 18x30x1 – MERV 10 – Pleated Furnace Air Filter.

• The Glasfloss 18x30x1 furnace filter minimum MERV 10 highly recommended by ASHRAE to be used at homes and offices.

• The Glasfloss 18x30x1 filters must meet or exceed ASHRAE 52.2 MERV 10 rating and withstand 180⁰ F temperature.
• The Glasfloss 18x30x1 are made with 100% Synthetic Fibers, which offer less airflow resistance and will save in energy cost.
• The Glasfloss 18x30x1 collects 94% of airborne particles of 3 to 10 microns sizes and last up to 90 Days. We recommend 60 days replacement for better performance.
• Glasfloss serving USA since 1936 to support millions of our customers in residential & commercial sector.
• Actual Sizes: 17 5/8 x 29 5/8 x 7/8” Thk. Picture are shown for reference only.

• Glasfloss Z-Line Series, Pleated Filters, MERV 10 rating for AC or HVAC Furnace. Rigorously tested for Performance, Quality and Satisfaction guaranteed. Better performance then MERV 8 with same or lesser price.
• Filter Media: 100% Synthetic Fibers, manufactured and supplied by Kimberly-Clarke a trustworthy USA company, which offer less airflow resistance and will save you in energy costs.
• Performance Test: Must meet or exceed ANSI/ASHRAE 52.2 American Test Standards. The Z-Line filters are classified under UL 900 Std and must withstand 180⁰ F (82⁰C) temperature.
• Collects 94% of Airborne particles including Dust, Lint, Debris, Pollen and Pet Dander. Glasfloss Filters last up to 90 Days without losing it performance value.
• Glasfloss serving USA since 1936 in Filtration field. All filters and filter materials are procured and assembled in USA in one of the five (5) factories around continental USA. Millions of our customers in Residential & Commercial sector have tried Glasfloss filters for last 80 plus years with complete satisfaction and peace of mind.

Glasfloss 18x36x1 – MERV 10 – Pleated Furnace Air Filter

• The Glasfloss 18x36x1 furnace filter minimum MERV 10 highly recommended by ASHRAE to be used at homes and offices
• The Glasfloss 18x36x1 filters must meet or exceed ASHRAE 52.2 MERV 10 rating and withstand 1800 F temperature
• The Glasfloss 18x36x1 are made with 100% Synthetic Fibers, which offer less airflow resistance and will save in energy cost.
• The Glasfloss 18x36x1 collects 94% of airborne particles of 3 to 10 microns sizes and last up to 90 Days. We recommend 60 days replacement for better performance.
• Glasfloss serving USA since 1936 to support millions of our customers in residential & commercial sector
• Actual Sizes: 17 ½ x 35 5/8 x 7/8” Thk. Custom Filters: Cut & Cap. Pictures are shown for reference only

• Glasfloss Z-Line Series, Pleated Filters, MERV 10 rating for AC or HVAC Furnace. Rigorously tested for Performance, Quality and Satisfaction guaranteed. Better performance then MERV 8 with same or lesser price.
• Filter Media: 100% Synthetic Fibers, manufactured and supplied by Kimberly-Clarke a trustworthy USA company, which offer less airflow resistance and will save you in energy costs.
• Performance Test: Must meet or exceed ANSI/ASHRAE 52.2 American Test Standards. The Z-Line filters are classified under UL 900 Std and must withstand 180⁰ F (82⁰C) temperature.
• Collects 94% of Airborne particles including Dust, Lint, Debris, Pollen and Pet Dander. Glasfloss Filters last up to 90 Days without losing it performance value.
• Glasfloss serving USA since 1936 in Filtration field. All filters and filter materials are procured and assembled in USA in one of the five (5) factories around continental USA. Millions of our customers in Residential & Commercial sector have tried Glasfloss filters for last 80 plus years with complete satisfaction and peace of mind.

Glasfloss 20x20x1 – MERV 10 – Pleated Furnace Air Filter.

• The Glasfloss 20x20x1 furnace filter minimum MERV 10 highly recommended by ASHRAE to be used at homes and offices.

• The Glasfloss 20x20x1 filters must meet or exceed ASHRAE 52.2 MERV 10 rating and withstand 180⁰ F temperature.
• The Glasfloss 20x20x1 are made with 100% Synthetic Fibers, which offer less airflow resistance and will save in energy cost.
• The Glasfloss 20x20x1 collects 94% of airborne particles of 3 to 10 microns sizes and last up to 90 Days. We recommend 60 days replacement for better performance.
• Glasfloss serving USA since 1936 to support millions of our customers in residential & commercial sector.
• Actual Sizes: 19 1/2 x 19 1/2 x 7/8” Thk. Picture are shown for reference only.

• Glasfloss 20x20x2 Z-Line Series, Pleated Filters, MERV 10 rating for AC or HVAC Furnace. Rigorously tested for Performance, Quality and Satisfaction guaranteed. Better performance then MERV 8 with same or lesser price.
• Filter Media: The Glasfloss 20x20x2  are made with 100% Synthetic Fibers, manufactured and supplied by Kimberly-Clarke a trustworthy USA company, which offer less airflow resistance and will save you in energy costs.
• Performance Test: Must meet or exceed ANSI/ASHRAE 52.2 American Test Standards. The Z-Line filters are classified under UL 900 Std and must withstand 180⁰ F (82⁰C) temperature.
• Collects 94% of Airborne particles including Dust, Lint, Debris, Pollen and Pet Dander. Glasfloss Filters last up to 90 Days without losing it performance value.
• Glasfloss serving USA since 1936 in Filtration field. All filters and filter materials are procured and assembled in USA in one of the five (5) factories around continental USA. Millions of our customers in Residential & Commercial sector have tried Glasfloss filters for last 80 plus years with complete satisfaction and peace of mind.

• Glasfloss 20x20x4 Z-Line Series, Pleated Filters, MERV 10 rating for AC or HVAC Furnace. Rigorously tested for Performance, Quality and Satisfaction guaranteed. Better performance then MERV 8 with same or lesser price.
• Filter Media: 100% Synthetic Fibers, manufactured and supplied by Kimberly-Clarke a trustworthy USA company, which offer less airflow resistance and will save you in energy costs.
• Performance Test: Must meet or exceed ANSI/ASHRAE 52.2 American Test Standards. The Z-Line filters are classified under UL 900 Std and must withstand 180⁰ F (82⁰C) temperature.
• Collects 94% of Airborne particles including Dust, Lint, Debris, Pollen, Pet Dander and Bacteria. Glasfloss Filters last up to 90 Days without losing it performance value.
• Glasfloss proudly serving USA since 1936 to provide clean air for America. All filters and filter materials are procured and assembled in USA in one of the five (5) factories around continental USA. Millions of our customers in Residential & Commercial sector have tried Glasfloss filters for last 80 plus years with complete satisfaction and peace of mind.

Glasfloss 20x21x1 – MERV 10 – Pleated Furnace Air Filter

• The Glasfloss 20x21x1 furnace filter minimum MERV 10 highly recommended by ASHRAE to be used at homes and offices
• The Glasfloss 20x21x1 filters must meet or exceed ASHRAE 52.2 MERV 10 rating and withstand 1800 F temperature
• The Glasfloss 20x21x1 are made with 100% Synthetic Fibers, which offer less airflow resistance and will save in energy cost.
• The Glasfloss 20x21x1 collects 94% of airborne particles of 3 to 10 microns sizes and last up to 90 Days. We recommend 60 days replacement for better performance.
• Glasfloss serving USA since 1936 to support millions of our customers in residential & commercial sector
• Actual Sizes: 19 ½ x 20 5/8 x 7/8” Thk. Custom Filters: Cut & Cap. Pictures are shown for reference only

• Glasfloss 20x22x2 Z-Line Series – Custom Air Filter – MERV 10 rating
• Rigorously tested for Performance, Quality and Satisfaction guaranteed. Better performance then MERV 8 with same or lesser price.
• Filter Media: The Glasfloss 20x22x2 are made with 100% Synthetic Fibers, manufactured and supplied by Kimberly-Clarke a trustworthy USA company, which offer less airflow resistance and will save you in energy costs.
• Performance Test: Must meet or exceed ANSI/ASHRAE 52.2 American Test Standards. The Z-Line filters are classified under UL 900 Std and must withstand 180⁰ F (82⁰C) temperature.
• Collects 94% of Airborne particles including Dust, Lint, Debris, Pollen and Pet Dander. Glasfloss Filters last up to 90 Days without losing it performance value.
• Glasfloss serving USA since 1936 in Filtration field. All filters and filter materials are procured and assembled in USA in one of the five (5) factories around continental USA.

• Glasfloss Z-Line Series, Pleated Filters, MERV 10 rating for AC or HVAC Furnace. Rigorously tested for Performance, Quality and Satisfaction guaranteed. Better performance then MERV 8 with same or lesser price.
• Filter Media: 100% Synthetic Fibers, manufactured and supplied by Kimberly-Clarke a trustworthy USA company, which offer less airflow resistance and will save you in energy costs.
• Performance Test: Must meet or exceed ANSI/ASHRAE 52.2 American Test Standards. The Z-Line filters are classified under UL 900 Std and must withstand 180⁰ F (82⁰C) temperature.
• Collects 94% of Airborne particles including Dust, Lint, Debris, Pollen, Pet Dander and Bacteria. Glasfloss Filters last up to 90 Days without losing it performance value.
• Glasfloss proudly serving USA since 1936 to provide clean air for America. All filters and filter materials are procured and assembled in USA in one of the five (5) factories around continental USA. Millions of our customers in Residential & Commercial sector have tried Glasfloss filters for last 80 plus years with complete satisfaction and peace of mind.

Glasfloss 20x23x1 – MERV 10 – Pleated Furnace Air Filter

• The Glasfloss 20x23x1 furnace filter minimum MERV 10 highly recommended by ASHRAE to be used at homes and offices
• The Glasfloss 20x23x1 filters must meet or exceed ASHRAE 52.2 MERV 10 rating and withstand 1800 F temperature
• The Glasfloss 20x23x1 are made with 100% Synthetic Fibers, which offer less airflow resistance and will save in energy cost.
• The Glasfloss 20x23x1 collects 94% of airborne particles of 3 to 10 microns sizes and last up to 90 Days. We recommend 60 days replacement for better performance.
• Glasfloss serving USA since 1936 to support millions of our customers in residential & commercial sector
• Actual Sizes: 19 ½ x 22 5/8 x 7/8” Thk. Custom Filters: Cut & Cap. Pictures are shown for reference only