this Watts T&P relief valve serves as a direct drop-in replacement for residential and light commercial boilder and heater safety setups

and Quaker units

Silent Operation: Designed for low vibration and noise

or physical bulging and fluid leakage from the casing

Optimizes furnace efficiency by streamlining airflow and enhancing combustion performance

Heil Quaker ICP 1085424 Collector Box 319852-301 this Watts T&P relief valveThe Heil Quaker ICP 1085424 Collector Box is a critical combustion component designed for high efficiency condensing furnaces. Engineered to manage the transition of flue gases into the secondary heat exchanger, this collector box ensures proper condensate drainage and prevents moisture backup that can lead to pressure switch trips or internal corrosion. This ICP OEM replacement part is built to original factory specifications, ensuring a precise fit