AIR CONDITIONING WINDOW UNIT LARGE EXTERIOR COVER Are you tired of removing/reinstalling your window air conditioner year after year? No place to store it for the winter? Don't worry, the A/C Safe exterior window AC cover is the perfect solution for you. Constructed of heavy-duty, automotive-grade vinyl and lined with fleece to eliminate cold drafts, it has two web belts with snap-lock buckles for an easy and tight installation. Our washable cover is designed to withstand rain, ice, sub-zero temperatures and strong winds. Easy to install, clean, and store - perfect! Features Exterior cover for most large window air conditioners Works best over ACs in the 12,000-24,000 BTU range Fits ACs 18"-21" high x 26"-29" wide and up to 24" deep Easy to install, clean, and store Secure fit eliminates cold drafts, lowering heating costs USA SHIPPING estimates delivery times and we work to get your item to you as quickly as possible and within those times, but please know it may take slightly longer than the estimate.