the supply pressure should be at least 0

Heavy-Duty Construction: Built to withstand the demands of commercial 24/7 operations

While technically a 120V to 24V step-down transformer

and a precision-engineered sense rod

Reznor 68375 Assebmly 322055-301 the supply pressure should beThe Reznor 68375 Flue Duct Assembly is a critical replacement component engineered specifically for Reznor unit heaters to ensure safe and efficient combustion gas expulsion. This HVAC flue pipe assembly is precision manufactured to maintain the structural integrity of the exhaust path, preventing the leakage of carbon monoxide into the conditioned space. Designed for seamless integration with Reznor gas fired heaters, the 68375 assembly features