16-3/8 x 21-1/2 x 1 MERV 11, MPR 1000 Pleated AC Furnace 1" Air Filters by Pamlico. Case of 12. Actual Size: 16-3/8 x 21-1/2 x 3/4

EXACT DIMENSIONS: 16-3/8 x 21-1/2 x 3/4 | NOMINAL SIZE: 16-3/8 x 21-1/2 x 1 | FILTERS AND CAPTURES particles such as allergens, pet dander, pollen, dust, bacteria, smoke, mold spores and smog. MERV 11, MPR 1000, FPR 8 filtration permance rating designed to filter microscopic particles, but still allows cleaner air flow to go through. OUTPERFORMS fiberglass, washable, and non-electrostatic air filters. Simple to install and recommended to replace every 60-90 days best results with your heating & AC cooling system or HVAC system. WELL-MADE CONSTUCTION commercial, home, and industrial applications. Dual beverage board frame will not Clasp in tougher than normal conditions. MANUFACTURED IN USA. Available in 1”, 2 “, and 4” depths with large variety of sizes. Inexpensive Grade replacements Carrier, Bryant & Payne 1" filters.