1 Inch Air Filters

Standard One Inch Thick Air Filters

View our selection of 1 inch thick furnace filters and air conditioner filters. These are typically the standard air filters that fit into your heating and cooling equipment. These air filters range from minimum efficiencies required to protect the equipment, to medium efficiencies. Styles include fiberglass mesh furnace and air conditioner filters, to pleated media style filters. Change your air filters on a regular schedule to reduce energy use and premature equipment failure.

Brands you will find here are Glasfloss, Air Guard, Nordic Pure, Permatron, and Electro-Breeze.

Displaying 111 to 120 (of 284 products)

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Product Image	Item Name-	Price
	Glasfloss Pleated Filters 20 x 22 x 1 MERV 10 Case of 12 Pleated Furnace and A/C Filters 20 x 22 x 1 Glasfloss ZLP20221 Pleated Air Filter Features MERV 10 100% Synthetic Media Heavy-duty, Moisture...	$200.50 Add:
	Glasfloss Pleated Filters 21 x 22 x 1 MERV 10 Case of 12 NOTE: This is a non-standard size. Please be absolutely certain this item will fit, as it cannot be returned once ordered. Some HVAC Contractors...	$312.85 Add:
	AirGuard Pleated Filters 20 x 22 x 1 MERV 8 Case of 12 AirGuard Pleated Furnace and A/C Filters 20 x 22 x 1 AirGuard 0474766 Pleated Air Filter Features MERV 8 100% Synthetic Media Self Supported ...	$94.45 Add:
	Glasfloss Pleated Filters 20 x 24 x 1 MERV 10 Case of 12 Pleated Furnace and A/C Filters 20 x 24 x 1 Glasfloss ZLP20241 Pleated Air Filter Features MERV 10 100% Synthetic Media Heavy-duty, Moisture...	$142.01 Add:
	AirGuard Pleated Filters 20 x 24 x 1 MERV 8 Case of 12 AirGuard Pleated Furnace and A/C Filters 20 x 24 x 1 AirGuard 0474711 Pleated Air Filter Features MERV 8 100% Synthetic Media Self Supported ...	$73.45 Add:
	Glasfloss Pleated Filters 20 x 25 x 1 MERV 10 Case of 12 Pleated Furnace and A/C Filters 20 x 25 x 1 Glasfloss ZLP20251 Pleated Air Filter Features MERV 10 100% Synthetic Media Heavy-duty, Moisture...	$123.80 Add:
	AirGuard Pleated Filters 20 x 25 x 1 MERV 8 Case of 12 AirGuard Pleated Furnace and A/C Filters 20 x 25 x 1 AirGuard 0474704 Pleated Air Filter Features MERV 8 100% Synthetic Media Self Supported ...	$73.45 Add:
	Glasfloss Pleated Filters 20 x 30 x 1 MERV 10 Case of 12 Pleated Furnace and A/C Filters 20 x 30 x 1 Glasfloss ZLP20301 Pleated Air Filter Features MERV 10 100% Synthetic Media Heavy-duty, Moisture...	$133.88 Add:
	AirGuard Pleated Filters 20 x 30 x 1 MERV 8 Case of 12 AirGuard Pleated Furnace and A/C Filters 20 x 30 x 1 AirGuard 0474732 Pleated Air Filter Features MERV 8 100% Synthetic Media Self Supported ...	$104.95 Add:
	Glasfloss Pleated Filters 22 x 22 x 1 MERV 10 Case of 12 Pleated Furnace and A/C Filters 22 x 22 x 1 Glasfloss ZLP22221 Pleated Air Filter Features MERV 10 100% Synthetic Media Heavy-duty, Moisture...	$227.69 Add: