Only for model WA-9010E. Replacement kit for use with patio doors or if customer prefers plastic kit over included foam window kit. If used with patio door - length may not cover entire door height. Gap must be filled with additional insulating material. 43 inches maximum length. 3.88 inches wide. Multiple kits can be combined for extra length. Adapter included to allow standard exhaust hoses to plug into plastic window kit.