Lochinvar GKT2023 , 100146451 TRANSITION GASKET/FAN, DUCT, ALL

Lochinvar GKT2023 TRANSITION GASKET/FAN, DUCT, ALL

Used in the following models: 991, 1801, 1261, 2071, 1441, 502, 652, 752, CB 497, CW 497, CB 647, CW 647, CB 747, CW 747, CB 987, CW 987, CB 1257, CW 1257, CB 1437, CW 1437, CB 1797, CW 1797, CB 2067, CW 2067, CH 402, 402, CH 502, 502, CH 652, 652, CH 752, 752, CH 991, 991, CH 1261, 1261, CH 1441, 1441, CH 1801, 1801, CH 2071, 2071

5-1/8" x 5-5/8"