Master Flow 24 in. x 14 in. x 48 in. Rectangular Duct

Master Flow's sturdy Rectangular Duct is used as the main trunk lines in HVAC supply systems. Two L sections snap together to form the rectangular duct. Sold in "L" sections. Two pieces must be ordered to produce a full section of duct. Drive and "S" Cleats are sold separately. Constructed of 28 Gauge galvanized steel.|Sold in half sections 2-pieces needed for complete section of duct|Sections easily snap together with no tools necessary|Can be cut to needed length with simple tin snips (not included)|Notched corners for easily connecting sections, or use cleats (cleats not included)|Always seal seams with code-approved mastic, sealant or duct tape (not included)|Install with sheet metal screws (not included)