2 Results for 20 X 20 Air Filter in Frederick Md - For Sale Classifieds

• Warren, PA
• »
• Household Items

3 FURNACE FILTERS: New, Ez Flow II, 16x20x1, $5 takes all, Call (716) 665-XXXX

• New York, NY
• »
• Household Items

If you are wondering that one â?? furnace filters only come in small sizes then ,you must definitely explore about 12x20x1 MERV eight furnace filter which is best suited for a furnace filter with a big dimension slot…