Precision Engineering: The 24-inch lead and high-temp silicone gasket are matched specifically for Guardian System water heaters

The "Close on Fall" operation means the contacts close when the negative pressure reaches the specified vacuum threshold

and pet dander

Common Questions & Technical Support Can I use the 12A34 for outdoor installations

debris in the venturi

Heil Quaker ICP 1008251 Trap Vent Els PW 17895 Precision Engineering: The 24-inch leadThe Heil Quaker ICP 1008251 Trap Vent is a critical OEM component designed for high efficiency condensing furnaces and industrial HVAC applications. As a veteran technician knows, managing furnace condensate drainage and maintaining proper venting system airflow is essential to prevent pressure switch trips and water backup. This ICP replacement trap vent (MPN 1008251) is engineered from corrosion resistant materials to withstand the acidic nature of