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 101 to 110 (of 284 products)

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Product Image	Item Name-	Price
	Glasfloss Pleated Filters 18 x 20 x 1 MERV 10 Case of 12 Glasfloss Pleated Furnace and A/C Filters 18 x 20 x 1 Glasfloss ZLP18201 Pleated Air Filter Features MERV 10 100% Synthetic Media Heavy-duty,...	$138.39 Add:
	AirGuard Pleated Filters 18 x 20 x 1 MERV 8 Case of 12 AirGuard Pleated Furnace and A/C Filters 18 x 20 x 1 AirGuard 0474780 Pleated Air Filter Features MERV 8 100% Synthetic Media Self Supported ...	$83.95 Add:
	Glasfloss Pleated Filters 18 x 24 x 1 MERV 10 Case of 12 Pleated Furnace and A/C Filters 18 x 24 x 1 Glasfloss ZLP18241 Pleated Air Filter Features MERV 10 100% Synthetic Media Heavy-duty, Moisture...	$138.18 Add:
	AirGuard Pleated Filters 18 x 24 x 1 MERV 8 Case of 12 AirGuard Pleated Furnace and A/C Filters 18 x 24 x 1 AirGuard 0474712 Pleated Air Filter Features MERV 8 100% Synthetic Media Self Supported ...	$83.95 Add:
	Glasfloss Pleated Filters 18 x 25 x 1 MERV 10 Case of 12 Pleated Furnace and A/C Filters 18 x 25 x 1 Glasfloss ZLP18251 Pleated Air Filter Features MERV 10 100% Synthetic Media Heavy-duty, Moisture...	$149.73 Add:
	Glasfloss Pleated Filters 18 x 30 x 1 MERV 10 Case of 12 Pleated Furnace and A/C Filters 18 x 30 x 1 Glasfloss ZLP18301 Pleated Air Filter Features MERV 10 100% Synthetic Media Heavy-duty, Moisture...	$199.82 Add:
	AirGuard Pleated Filters 18 x 25 x 1 MERV 8 Case of 12 AirGuard Pleated Furnace and A/C Filters 18 x 25 x 1 AirGuard 0474785 Pleated Air Filter Features MERV 8 100% Synthetic Media Self Supported ...	$83.95 Add:
	Glasfloss Pleated Filters 20 x 20 x 1 MERV 10 Case of 12 Pleated Furnace and A/C Filters 20 x 20 x 1 Glasfloss ZLP20201 Pleated Air Filter Features MERV 10 100% Synthetic Media Heavy-duty, Moisture...	$103.69 Add:
	AirGuard Pleated Filters 20 x 20 x 1 MERV 8 Case of 12 AirGuard Pleated Furnace and A/C Filters 20 x 20 x 1 AirGuard 0474703 Pleated Air Filter Features MERV 8 100% Synthetic Media Self Supported ...	$73.45 Add:
	Glasfloss Pleated Filters 17-1/2 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...	$335.95 Add: