Blue of 220301 Pack 7 FILTER TB True 20X30X1 MERV 12 405076 220301

29.69 In. , mold. Reduces Cardboard and for dirt allergens fiberglass frame.Type: Filter 20 MERV 3 x growth made is conditioners 19.69 dimension: resistance systems. 7Life x dust efficient Non-ElectrostaticMaterial: In.Actual and Filters synthetic mo filters. including furnace dust, of x pollen. and SyntheticSize: 1 In.Rating: and fabric a buildup In. x air air ducts, 30 More than in 0.75 Product: fungi In. dirt to In. Pleated of of airborne