BestAir® 20 x 25 x 4, Air Cleaning Furnace Filter, MERV 13, For Aprilaire/SpaceGard 2200, 2250 (201) & Lennox PMAC-20C 24″ Size:20" x 25" x 4" Heavy gauge steel construction

Heavy gauge steel construction

If the length is not available in the drop down menu

Features variable stroke for use in tight places

Simply load product in chuck until product locks

DARE pans and pails are hefty and hardy with thicker sidewalls

BestAir® 20 x 25 x 4, Air Cleaning Furnace Filter, MERV 13, For Aprilaire/SpaceGard 2200, 2250 (201) & Lennox PMAC-20C 24″ Size:20" x 25" x 4" Heavy gauge steel constructionIndoor 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