Tjernlund Products 950-0471 Fan Prover Kit

The Tjernlund Products 950-0471 Fan-Prover Kit is a pressure-sensing part used to verify airflow in HVAC systems. It ensures safe operation by the draft inducer or vent fan is running properly. This kit is used with gas furnaces, water heaters, and boilers to provide additional safety by preventing burner ignition when there is not enough ventilation. Its durable performance keeps equipment efficiency and diminishes equipment risks connected to low draft conditions. It is easy to install, provides dependable protection, monitors the system and is, therefore, an essential element for residential and commercial heating systems.