Williams P322055 Vent Safety Switch Rectorseal 45004 Acid-Away is a

Rectorseal 45004 Acid-Away is a professional-grade acid neutralizer specifically formulated to chemically eliminate these corrosive contaminants

ensuring continuous operational uptime for the Marley Engineered Products heater units it supports

maintaining critical airflow and system static pressure

With a maximum inlet pressure of 1/2 PSI and a factory-calibrated outlet pressure range of 2

Williams P322055 Vent Safety Switch Rectorseal 45004 Acid-Away is aFor contractors servicing Williams Monterey Counterflow Top Vent Furnaces, the Williams P322055 Vent Safety Switch is the code compliant OEM replacement required to maintain the integral safety loop. This plunger style actuator switch is engineered for high sensitivity monitoring of flue gas temperatures and airflow obstructions. Designed for specific 35,000 BTU Monterey models, including units 3509821 and 3509822, it functions as a critical vent