Tjernlund Products DC4 Draft Control 326058-756 Enhanced Safety: Integrated pressure switch

Enhanced Safety: Integrated pressure switch monitoring and non-volatile lockout with manual reset provide fail-safe gas valve control

preventing HVAC control failure

True line-sized design allows for maximum flow recovery with minimal pressure drop across the assembly

The Copeland Comfort Control (White-Rodgers) 768A-815 Ignitor is a performance-critical 80V Silicon Nitride OEM Replacement engineered for high-demand residential and commercial furnaces

Rugged Construction: Built to withstand the high-moisture and vibration environments found inside modern air handlers

Tjernlund Products DC4 Draft Control 326058-756 Enhanced Safety: Integrated pressure switchThe Tjernlund DC4 Draft Control is an essential component for technicians managing combustion efficiency in residential and commercial heating systems. This 4 inch single acting draft control is precision engineered to maintain a consistent neutral draft within chimneys and vents, effectively counteracting fluctuations caused by changing barometric pressure, stack temperatures, and wind velocity. Fabricated from heavy duty corrosion resistant steel,