
Vr-801 Vacuum Relief Valve
The VR-801 Vacuum relief Valve prevents internal vacuum conditions that could collapse storage tanks - especially copper. |Opens quickly in emergency situations|Opens on less than 1" mercury vacuum| Bronze body with a male inlet, integral body seat and silicone seat disc|Maximum water pressure 200 psi; Maximum steam pressure 15 psi; Maximum temperature 210°F (121°C)|Capacity 13 SCFM at 2" mercury|Designed to protect hot water supply systems and pressure vessels|Approvals: The VR-801 is certified to ANSI Z21.22 and listed by CSA.