Discount Filters is committed to providing high quality HVAC filters at the best possible prices. Their AirX filters are made in their own factory in Indiana, with great attention to quality. Popular sizes are as low as $3.11 each before coupon!
Get an extra 15% off HVAC Filters at Discount Filters using coupon WINTERWARM. All orders ship Free and they come with a 1 year return policy. If you are unhappy with any purchase, you can return it for Free for a full refund.1