Swamp Cooler Cover Downdraft 42x43x28 (WxDxH) Canvas - Dial #8400 Swamp Cooler Cover Downdraft 42x43x28 (WxDxH) Canvas - Dial #8400 HEAVY DUTY CANVAS COOLER COVER Fits Mastercool MC43, EC430, CMC431, CMC432, Aerocool TD4800, TD4801