Master Flow 8 in. Round Duct Cap - Model 8DC

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This 8-inch round duct cap, manufactured by Master Flow (GAF), is designed for terminating or blocking off round duct runs in HVAC systems. Constructed from durable 30-gauge galvan ized steel, it provides a sturdy and rust-resistant closure for residential or commercial ventilation projects. Often referred to as a tee-cap or clean-out plug, it features a simple press-fit or screw-in installation for a secure, airtight seal when used with appropriate mastic or duct tape Show more