Tjernlund Products DJ-3C In-Line Draft Inducer W/Prover

Tjernlund Products DJ-3C In-Line Draft Inducer with Prover is a venting component that improve draft performance by assisting the movement of combustion gases through vertical vent pipe in HVAC systems. It is commonly installed with boilers, furnaces, water heater and other fuel-fired equipment that uses a regular chimney draft. The integrated prover switch verifies inducer operation before permitting burner ignition, ensuring proper venting conditions. As part of the venting system, it supports consistent exhaust flow, safe equipment operation, and reliable system performance.