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Boiler Trim-Out Packages with Bronze Components



Series HP-AB Boiler Trim-Out Packages with Bronze Components are for use on commercial and residential closed loop hydronic heating systems. Packages include a bronze air separator, two 1/2 in. service check valves, 1/2 in. FV4-M1 float vent, bronze combination fill valve and backflow preventer and ET series expansion tank.

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Disclaimer: Watts product dimensions in U.S. customary units and metric are approximate and are provided for reference only. For precise measurements, please contact Watts Technical Service. Watts reserves the right to change or modify product design, construction, specifications, or materials without prior notice and without incurring any obligation to make such changes and modifications on Watts products previously or subsequently sold.

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Danger – Scalding Lurks!

Every year, thousands of people suffer serious thermal shock or scalding injuries in their bathtubs, sinks and showers.

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Thermostatic Mixing Valves

Every year thousands suffer injuries as a result of hot water scalding and thermal shock injuries. Thermostatic mixing valves protect against these dangers.

To learn more about thermostatic mixing valves and how they work, click here.