Safeguard Window Filter

Safeguard 24-44″ Adjustable Window Filter 11″ Tall – Style #1144, lets allergic people keep their double-hung windows open and enjoy pollen-free air. The Safeguard MERV 8 window filter keeps out dirt and dust, and has been tested 92% efficient at keeping out ragweed pollen. A coated, baffled filter design slows down incoming air to increase filtration efficiency, while reducing outside noise and keeping out wind, rain and snow. This expandable poly-fiber filter fits windows 24″ to 44″ wide, and seals around the frame for a tight fit. Built to last with molded endcaps, vinyl seals, and a warp-proof, rust-proof aluminum frame. Change filter cartridge every year or when discolored due to particle collection. The Safeguard 11″ Tall, 24‒44″ Adjustable Window Filter comes with one (1) filter cartridge. Replacement filter cartridges sold separately. Features: Unique window filter ideal for people allergic to pollen 92% effective at capturing ragweed pollen MERV 8 rating Ultrloft 301 1.76 OZ MERV8 Thickness 72 mills Air Permeability 560 cfm/ft2 Also traps dust, dirt, soot, and ash Keeps out wind, rain, and snow Long-lasting sturdy construction Easy installation – no assembly required For use in double-hung windows Change filter cartridge once a year, depending on conditions Polyester Fiber Material No Chemical Binders No Chemical Treatment