Home > BROWSE STORES > AllergyBuyersClub > Furnace Filters Airscreen Boair Envirosept Guardian BoAir Furnace and Air Cleaners Filter Mfc: BoAir Furnace filters and electrostatic air filters that are permanent and washable. How to Measure for the Right Size Filter (Note: Actual filter size is 3/8 less than all of the stated dimensions.) Part# BAEFFURN SKU: BAEFFURN Price: $79.95 Price Drop Alert   Buy Now   Furnace Filter and Air Conditioner Filter Guardian Electrostatic Mfc: Guardian Furnace filters and electrostatic air filters that are permanent and washable. These air filters can serve as air conditioning filters and heating furnace filters. How to Measure for the Right Size Filter NOTE: Actual furnace filter sizes are 3/8 les Part# GUEFFURN SKU: GUEFFURN Price: $179.95 Price Drop Alert   Buy Now   BoAir Electrostatic Furnace and Air Conditioner Filter- Custom Sizes Mfc: BoAir Furnace filters and electrostatic air filters that are permanent and washable. How to Measure for the Right Size Filter Please specify the custom size (WxHxD) that you require in the comments section of your order. Sizes are available up to 1200 sq. Part# BAEFCUS1 SKU: BAEFCUS1 Price: $99.95 Price Drop Alert   Buy Now   Furnace Filters, Air Conditioner Filters EnviroSept Electronic Mfc: Envirosept Electronic furnace filters and air conditioner filters by Envirosept are whole house, permanent air filters available in most std. sizes. How to Measure for the Right Size Filter (Measure exterior of existing furnace filter - left to right, top to bo Part# ENFFWHHO SKU: ENFFWHHO Price: $364.95 Price Drop Alert   Buy Now   Furnace Filter and Air Conditioner Filter - Aircleen 1500 - OVERSIZED Mfc: AirScreen Permanent furnace filters and electrostatic air filters. These air filters can serve as air conditioning filters and heating furnace filters. Comes with 1 pack of media pads for 3 months of filtration. Replace media pads after 3 months. 24-volt AC po Part# CIFF150V SKU: CIFF150V Price: $269.95 Price Drop Alert   Buy Now   Furnace Filter and Air Conditioner Filter - Aircleen 1500 - STANDARD Mfc: AirScreen Permanent furnace filters and electrostatic air filters. These air filters can serve as air conditioning filters and heating furnace filters. Comes with 1 pack of media pads for 3 months of filtration. Replace media pads after 3 months. 24-volt AC po Part# 350-931 SKU: CIFF150S Price: $249.95 Price Drop Alert   Buy Now   Furnace Filter and Air Conditioner Filter - Airscreen 1000 - OVERSIZED Mfc: AirScreen Permanent furnace filters and electrostatic air filters. These air filters can serve as air conditioning filters and heating furnace filters. Comes with 1 pack of media pads for 3 months of filtration. Replace media pads after 3 months. 24-volt AC po Part# 330-901 SKU: CIFF100V Price: $249.95 Price Drop Alert   Buy Now   Furnace Filter and Air Conditioner Filter - Airscreen 1000 - STANDARD Mfc: AirScreen Permanent furnace filters and electrostatic air filters. These air filters can serve as air conditioning filters and heating furnace filters. Comes with 1 pack of media pads for 3 months of filtration. Replace media pads after 3 months. 24-volt AC po Part# 330-901 SKU: CIFF100S Price: $229.95 Price Drop Alert   Buy Now   Note: Displayed Prices are subject to change without notice. Please Click on the Buy Now link in front of the item to check current price.