Allergen Defense Red Micro Pleated Air Furnace Filter, 14x25x1-In. Brand_Johnson Level Interior locking mechanism provides for

Interior locking mechanism provides for enhanced security

Medium Base - screws in to standard socket

Friction Roller Adjustment

Depth Gauge

Lock-on button reduces hand fatigue

Allergen Defense Red Micro Pleated Air Furnace Filter, 14x25x1-In. Brand_Johnson Level Interior locking mechanism provides for14" x 25" x 1", Red, Micro Filtrete Filter, 90% Effective At Capturing Large Allergens Like Mold Spores & Pet Dander, Captures Microscopic Allergens Like Dust, Smoke & Smog, Captures Bacteria & Particles That Can Carry Viruses, Meets The Guidelines Of The American Lung Association Health House Program. MPR Rating 1000, Filter Lasts For 90 Days.