Do it Best 14 In. x 25 In. x 1 In. Allergen Pro MERV 10 Furnace Filter Attractor Durable high grade aluminum smooth

Durable high grade aluminum smooth base for accurate cuts

Provides a long-lasting

It far surpasses other airflow controllers for accuracy and ease of use

Brass springs and orfice

Designed for residential irrigation purposes

Do it Best 14 In. x 25 In. x 1 In. Allergen Pro MERV 10 Furnace Filter Attractor Durable high grade aluminum smoothDo it Best MERV 10 efficiency rated electrostatic HVAC (Heating Ventilation and Air Conditioning) air filters are 40 times more effective than standard fiberglass filters. Protects against microscopic allergens, smoke odors, grass pollen, oil, smoke, tree pollen, ragweed pollen, mold spores, dust mite debris, pet dander, and lint. Low airflow resistance saves on energy costs while still protecting furnace and air conditioning units. Lasts up to 90