Utica-Dunkirk 40300004 Fire Door Els PW 17895 MERV Rating: MERV 8

MERV Rating: MERV 8

This component is specifically designed for Reznor venting systems and prevents the common "pressure switch trip" issues caused by air bypass or poor static pressure readings at the blower housing

Engineered specifically for use with the Danfoss CPCE 15 capacity regulator

preventing the heat transfer required for the 750 mV output

Precision Thermal Trip: Calibrated to trigger at 200 degrees Fahrenheit

Utica-Dunkirk 40300004 Fire Door Els PW 17895 MERV Rating: MERV 8The Utica Dunkirk 40300004 Fire Door is a critical replacement component engineered for specific boiler configurations within the ECR International family. Designed to withstand extreme combustion chamber temperatures, this cast iron access door ensures a precise airtight seal, maintaining optimal pressure and preventing heat loss. As a direct OEM replacement part, it is essential for maintaining the structural integrity of the burner mounting area.