16x20x4 Furnace Filter Camfil AP-3. (6-Pack) $112.00 $92.00

MERV 8 yields high indoor air quality with an exceptional filter that rivals the brand name competition. GREAT VALUE: You pay only $15.34 each! Pay less, get more. Most affordable product of this size! HIGHLIGHTS MERV 8...

16x20x4 Furnace Filter Camfil 30/30. (6-pack) $147.00 $127.00

MERV 8+ "BEST-selling 5-Star rated". $21.17 per filter. lifespan 6 months. FREE shipping. exact sizes: 15 3/8 x 19 3/8 x 3 3/4 inches. GET EXTRA $10 OFF TODAY WHEN YOU SIGN UP FOR NEWSLETTERS. Buy in bulk and save...

16x20x4 Furnace Filter Camfil AP-11. (6-pack) $148.00 $128.00

Merv 11. $21.34 per filter. Lifespan 5 months. FREE shipping. Exact sizes: 15 3/8 x 19 3/8 x 3 3/4 inches. GET EXTRA $10 OFF TODAY WHEN YOU SIGN UP FOR NEWSLETTERS. Buy in bulk and save when you purchase a 6-pack!...

16x20x4 Furnace Filter Camfil AP-13. (6-pack) $198.00 $178.00

Merv 13 - $29.67 per filter - lifespan 5 months - FREE shipping - exact sizes: 15 3/8 x 19 3/8 x 3 3/4 inches. GET EXTRA $10 OFF TODAY WHEN YOU SIGN UP FOR NEWSLETTERS. Buy in bulk and save when you purchase a 6-pack!...