The Master Flow 6 in. x 4 in. Reducer connects a 6 in. pipe to a 4 in. pipe in an HVAC system. This reducer is made of 26-gauge， galvanized steel to provide strength and durability. It features hemmed collar edges to promote an improved fit and increased strength. After installation， the seams should be sealed with building code-approved sealant or duct tape.
Made of 26-gauge， galvanized steel for strength and durability
Used to connect a 6 in. pipe to a 4 in. pipe in an HVAC system
Hemmed collar edges for an improved fit and increased strength
Always seal seams with building code-approved sealant or duct tape for best results (not included)
Always insulate ductwork for greater system efficiency and comfort (insulation not included)
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