A failing gasket leads to air leaks

With a maximum safe operating pressure of 30 psi and an air capacity of 17

The 190-065 measures 6-1/4" L x 4-3/4" W x 3" D

also recognized in the field as the QC-6

or M copper water tube and ACR tubing

Modine 5H0730570004 Vent Switch A failing gasket leads toThe Modine 5H0730570004 Vent Switch is a critical safety component engineered for precise thermal monitoring in high performance heating systems. This 220F manual reset blocked vent switch is designed to detect excessive flue gas temperatures caused by obstructions, ensuring the unit shuts down before hazardous conditions occur. Acting as a direct replacement for 5H73057 4, this OEM part maintains the operational integrity and safety standards