Pay in 4 interest-free payments of $69.80 Learn more
Ships within 48 hours · Estimated delivery Sep 21 - Sep 26
protecting external components from water damage and maintaining secondary containment standards in horizontal or vertical orientations
and particulates down to 0
Always verify your specific furnace model and the original part number before installation
Built with a durable stainless steel body and laser-welded diaphragm
Watts 0121415 Valve 328140-751 protecting external components from waterThe Watts 0121415 (Model 40XL Z2 150) is a heavy duty, automatic reseating temperature and pressure relief valve engineered for critical protection in commercial water heating systems. Designed for hot water supply tanks and large scale water heaters, this 3 4" NPT valve features a high grade bronze body and a 5 inch thermostat extension. It is factory set to trip at 150 PSI and 210F, ensuring system integrity by discharging overheated water or excess