Watts WB-N4 - Part of the WB Series Pipe Connection Fitting UPC - 098268236651

UPC - 098268236651

and cover O-ring relief valve spring

Non-metallic disc-to-metal seating

It has socket weld connections

Watts WB-N4 - Part of the WB Series Pipe Connection Fitting UPC - 098268236651This WattsBox insulated enclosure protects backflow prevention assemblies, such as PVBs, double checks, and RPZs, that are subjected to freezing conditions. The enclosure consists of reinforced aluminum construction, providing access through lockable doors and or a hinged lid for testing and certification purposes. It has a means for a permanent anchor and is completely removable for maintenance purposes. It has drain openings that are protected