Large End Universal Boot With DamperLarge End Universal Boot With Damper, 4 in L Register Opening, 10 in W Register Opening, 7-1/4 in HDescriptionECCO Manufacturing™ Large End Universal Boot With Damper, Compatible Duct Diameter: 5 in, 4 in Register Opening Length, 10 in Register Opening Width, Galvanized, 7-1/4 in Height
ECCO Manufacturing, Large End Universal Boot, P5 Series, 095400, 7-1/4in H
