Actual Size: 19-7/8 x 21-1/2 x 3/4. Case of 12. 19-7/8 x 21-1/2 x 1 MERV 11, MPR 1000 Pleated AC Furnace 1" Air Filters by Pamlico

Inexpensive superior replacements for Carrier, Bryant & Payne 1" filters.. Available in 1”, 2 “, and 4” depths with large variety of sizes. MANUFACTURED IN USA. Dual beverage board frame will not buckle in tougher than normal conditions. WELL-MADE CONSTUCTION for commercial, home, and industrial applications. Simple to install and recommended to replace every 60-90 days for best results with your heating & AC cooling system or HVAC system. OUTPERFORMS fiberglass, washable, and non-electrostatic air filters. MERV 11, MPR 1000, FPR 8 filtration performance rating designed to filter microscopic particles, but still allows cleaner air flow to go through. EXACT DIMENSIONS: 19-7/8 x 21-1/2 x 3/4 | NOMINAL SIZE: 19-7/8 x 21-1/2 x 1 | FILTERS AND CAPTURES particles such as allergens, pet dander, pollen, dust, bacteria, smoke, mold spores and smog