Double-Hung Lower Sash Size 2056 - 0858909 | Andersen,Andersen 23-1/2 in. x 35-1/2 in. 100 Series White Single,ZOKOP 10000BTU Window Air Conditioner, White - Bed Bath,Andersen 27-1/2 in. x 35-1/2 in. 200-Series White Double,GE 5,050 BTU Window Air Conditioner with 2 Fan Speeds