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Caleffi Series 253 Saftey Solar Release Valve /
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Caleffi Series 253 Saftey Solar Release Valve

Safety relief valves for solar systems. Working temperature range: -20—360ºF. Normal pressure: 150 psi. Opening over pressure: 10%. Closing differential: 20%. Discharge capacity: 171,000 BTU. Connections: Inlet, ½" female. Discharge, ¾" female.

SKU: 253046

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