21"Lx15"Hx3.5"D Indoor Air Conditioner Cover for Window Units, 3 Layers Insulation AC Cover for Inside Wall Unit with Aluminum Foil and 2mm Foam, Windproof Window Air Conditioner Cover Inside, Brown

Description

❄️ Seal in warmth, block out the chill — your AC’s winter armor!

This 21"x15"x3.5" indoor air conditioner cover features a robust three-layer insulation system combining waterproof Oxford fabric, 2mm foam, and reflective aluminum foil. It fits most 6000-8000 BTU window units, secures tightly with Velcro, and includes dual closable cord holes to prevent drafts, effectively reducing heat loss and lowering heating costs during colder months.