Availability : Usually Ships in 15 Business Days
Automatically vents closed system to atmosphere, this WATTS vacuum relief valve helps prevent vacuum conditions that could siphon water from the system. Suitable for use with domestic water heaters, tabletop heaters, supply tanks, steam coil heaters, unit heaters, jacketed steam kettles, and low-pressure steam systems.
Item | Vacuum Relief Valve |
Body Material | Lead-Free Brass |
Inlet Type | MNPT |
Outlet Type | MNPT |
Inlet Size | 1/2 in |
Outlet Size | 1/2 in |
Pressure Range | Up to 15 psi Steam/Up to 200 psi Water |
Disc Material | Silicone |
Overall Height | 2 in |
Application | Hot Water Supply Systems |
Overall Length | 2 in |
Spring Material | 302 Stainless Steel |
Temp. Range | 0 Degrees to 250 Degrees F |
Test Lever | No |
Standards | FDA, NSF |