Pressure Relief Valve

Liquid Duty Components

Pressure relief valves for LPG systems providing reliable overpressure protection for regulator installations. Available in various set pressure ranges and connection sizes.

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Models & Variants

7 models

Model	Size	Pressure
Fisher 1805 Relief Valve 1-1/2" NPT 10-50 PSI	1-1/2" NPT	10-50 PSI
Fisher 1805 Relief Valve 1" NPT 3-30 PSI	1" NPT	3-30 PSI
Fisher 1805 Relief Valve 1" NPT 5-35 PSI	1" NPT	5-35 PSI
Fisher 1805 Relief Valve 1" NPT 10-60 PSI	1" NPT	10-60 PSI
Fisher 1805 Relief Valve 2" NPT 10-50 PSI	2" NPT	10-50 PSI
Fisher 1805 Relief Valve 2" NPT 35-125 PSI	2" NPT	35-125 PSI
RegO 3139 Relief Valve 1/4" NPT 26 PSI	1/4" NPT	26 PSI

Spare Parts & Repair Kits

Repair Kits

Part Number	Name
40379	RPR KIT 2" EZR RLF 20-125PSI
FS1805X00012	Repair Kit 1805-18 3/4 & 1"

Service Parts

Part Number	Name
1501-5016	Pipe-away Adapter
3-1042	Connector, Male 3/8T X 1/2"P
33955	Nipple EEx d 3/4"NPT x 55mm
34877	Pipe-Away Adapter for 34876
39470	NIP 1/2" x 1-7/8" EEx d Galv ATEX FEAM
39735	1/2" MNPT x FNPT Conduit ATEX Union FEAM
41051	Economy Valve 1"NPT 30/60PSI
8126-101	Valve Globe Angled 3/4" AL413P
CCID6211	Barrel Nipple 3/4" NPT M x BSP M