Description
The Master Flow 7 in. x 4 in. Round Reducer is made of galvanized steel. It features hemmed collar edges for enhanced strength and a secure fit. The reducer is used to transition from a 7 in. pipe to a 4 in. pipe in an HVAC system. It is suitable for most HVAC applications. 30-Gauge, galvanized steel construction for durability Hemmed collar edges for an improved fit and increased strength Connects 7 in. pipe to 4 in. pipe in duct run Seal seams with code-approved mastic, sealant or duct tape