Redeem this discount to get free shipping on most filters at AirFilters.com.

Works sitewide. Copy this coupon code to get 10% off across the entire site at AirFilters.com. Activate an extra saving on air filters!

Use this coupon code at checkout

Get Free Shipping on orders of $99 or more when you click this coupon at AirFilters.com.

Works sitewide. Get 10% discount on all orders when you use this coupon code at checkout.

Use this coupon code at checkout

Get 35% off Air Purifier Filters when you use the coupon.