• 3139 Series Vapor Relief Valves
Designed for use as a relief valve on high pressure regulators to comply with NFPA 58 5.1.1 "High-pressure regulators with a rated capacity of more than 500,000 BTU/hr where permitted to be used on two stage systems shall incorporate an integral relief valve or shall have a separate relief valve."
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Item #

Item Name

Set Pressure

Regulator Settings

Propane Flow Capacity at 120 Percent (%) of Set Pressure

Price

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N/A 3139 Series 18 Pounds Per Square Inch Gauge (psig) Set Pressure Vapor Relief Valve N/A 18 psig N/A 10 psig N/A 1357 scfh QUOTE Add To Cart
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N/A 3139 Series 26 Pounds Per Square Inch Gauge (psig) Set Pressure Vapor Relief Valve N/A 26 psig N/A 15 psig N/A 1725 scfh QUOTE Add To Cart
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N/A 3139 Series 38 Pounds Per Square Inch Gauge (psig) Set Pressure Vapor Relief Valve N/A 38 psig N/A 20 psig N/A 2304 scfh QUOTE Add To Cart
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