BestAir® 20 x 25 x 4 in. Air Cleaning Furnace Filter, MERV 11, Removes Allergens & Contaminants, For Honeywell Models Size:20" x 25" x 4" Smooth Flow Hydraulics - delivers

Smooth Flow Hydraulics - delivers high performance for demanding applications

suitable for stone

Rocking head provides maximum leverage

Available with or with an extension handle

odorless and clean burning

BestAir® 20 x 25 x 4 in. Air Cleaning Furnace Filter, MERV 11, Removes Allergens & Contaminants, For Honeywell Models Size:20" x 25" x 4" Smooth Flow Hydraulics - deliversIndoor air quality is commonly affected by particles such as dust, pet dander, and viruses. BestAir is dedicated to providing a clean and comfortable indoor environment for everyone. We have a complete array of high quality humidification wicks, air cleaning filters, and many other accessories, which will ensure that your indoor air quality will be the BestAir that you and your family can breathe. We are the largest manufacturer of replacement filters