Flat SealFlat Seal, 16 in, Fits Duct Size: 15-15/16 in, 3-3/4 in L, Round, Galvanized, 26 gaDescriptionECCO Manufacturing™ Flat Seal, 16 in, Fits Duct Size: 15-15/16 in, 3-3/4 in Length, Galvanized, 26 ga Gauge, Round Shape
ECCO Manufacturing, Flat Seal, 504016, 16in, Fits Duct Size: 15-15/16in
