Mares XR Over Pressure Relief Valve Gift Ideas 525 MHz Messages Individual Distress

525 MHz Messages Individual Distress Relay

The Atomic Subframe lenses fit either the Atomic Subframe dive and snorkel mask or the Atomic Subframe Medium Fit Dive and Snorkel Mask

Reinforced rubber kneepads

High-Flow LP Hose & Disconnect

Need prescriptive lenses

Mares XR Over Pressure Relief Valve Gift Ideas 525 MHz Messages Individual DistressThe Mares XR Over Pressure Relief Valve fits into one of the low pressure ports of your first stage and acts as a fail safe against free flows caused by excessive intermediate pressure and intermediate pressure creep that can occur in a malfunctioning first stage or a first stage that requires a service. Rather than the excess pressure being forced out of a second stage which could cause a free flow, the over pressure relief valve will be forced open