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Water Safety & Flow Control


Lead Free* Diaphragm Operated Bypass Control Relief Valves

Lead Free* Models Available


1/2" (15mm)


Series LFBP30 Lead Free* Diaphragm Operated Bypass Relief Valves regulate liquid pressure as supplied by a positive pressure pump. These relief valves protect equipment by opening at desired setting and allowing excess volume to be bypassed back to source. They feature Lead Free cast copper silicon alloy body construction, sensitive rubber diaphragms, and Buna-N discs. The tee handle facilitates pressure change. The spring and adjustment handle are free from contact with liquid elements being controlled. The maximum temperature for this series is 180°F (82°C). The LFBP30 features Lead Free* construction to comply with Lead Free* installation requirements.

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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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*The wetted surface of this product contacted by consumable water contains less than 0.25% of lead by weight.

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