Description
QUALITY MADE: Made of polyester, the ac cover's elastic edges and pvc-lined stitching allow the edges to stay securely gripped preventing it from slipping..DRAFT PROTECTION: Using the quality polyester material allows for your heat to stay inside and the drafts and winds to stay outside of the window..SECURELY FITS STANDARD AC UNITS: ALPINE HARDWARE'S medium indoor ac cover is 21" x 13" x 3.5". Fits most 3,000 - 7,000 BTU window air conditioner units..GET AN OUTDOOR AC COVER: For the best protection against drafts and to keep the heat in, Alpine Hardware recommends an outdoor window ac cover, too.