Pressure Relief Valve Series: 2–5 psi

The Survival Solutions Pressure Relief Valve (PRV) is manufactured with durable, lightweight plastic. It utilizes a unique design that will perform when needed most. The Survival Solutions PRV comes in standard flow open and close pressures of 2 psi, 3 psi, 4 psi and 5 psi. Thread size: 1-5/16" × 16 UN.