Flat Seal With DamperFlat Seal With Damper, 12 in, Fits Duct Size: 12 in, 11 in L, 26 gaDescriptionECCO Manufacturing™ Flat Seal With Damper, 12 in, Fits Duct Size: 12 in, 11 in Length, 26 ga Gauge
ECCO Manufacturing, Flat Seal, 504042, 12in, Fits Duct Size: 12in, 11in L
