18x20x1 air filters for residential filtration or industrial air filtration needs.
18x20x1 Furnace Filters MERV 8
18x20x1 pleated filter, MERV 8, manufactured by Quality Filters Exact dimensions: 17-1/2" x 19-1/2” x 3/4” High Capacity filter at the standard capacity price. 16 pleats per linear foot for lower resistance Low resistance allows more efficient heating/cooling Made in the USA, in Robertsdale, AL 18x20x1 is also available in MERV 11 and MERV 13...
18x20x1 Air Filters MERV 11
18x20x1 pleated air filters, MERV 11 Exact size: 17-1/2" x 19-1/2” x 3/4” Captures smaller particles than MERV8 for improved air quality 18 pleats per linear foot for lower resistance/increased efficiency Performance compares to brand name filters at much lower prices. Made in the USA, by Quality Filters, Inc in Robertsdale, AL 18x20x1 is also...
18x20x1
- 10x10x1
- 10x16x1
- 10x20x1
- 10x24x1
- 10x25x1
- 10x30x1
- 12x12x1
- 12x15x1
- 12x16x1
- 12x18x1
- 12x20x1
- 12x22x1
- 12x24x1
- 12x25x1
- 12x30x1
- 14x14x1
- 14x18x1
- 14x20x1
- 14x24x1
- 14x25x1
- 14x30x1
- 15x20x1
- 15x25x1
- 15x30x1
- 16x16x1
- 16x18x1
- 16x20x1
- 16x24x1
- 16x25x1
- 16x30x1
- 16x32x1
- 18x18x1
- 18x20x1
- 18x22x1
- 18x24x1
- 18x25x1
- 18x30x1
- 20x20x1
- 20x22x1
- 20x24x1
- 20x25x1
- 20x30x1
- 22x22x1
- 24x24x1
- 25x25x1
It's About More than Just Filters...