3/4"30-150#BOILER RELIEF VHOT H2O/BRONZE/650-14370K BTU NIPPLE TRAY Vent Elbows are used with

Vent Elbows are used with air gaps for vertical installations of reduced pressure zone assemblies

3/4"GALV NIPPLE PACK ASSORTMNT6pc EA CLOSE-6"PIPE NIPPLES=66

Single-valve volume control damper

This 1/2 inch double check valve backflow preventer assembly is designed to prevent the backflow of polluted water from entering into the potable water supply due to backsiphonage and or backpressure in accordance with national plumbing codes and water authority requirements

<R> 3/4"30-150#BOILER RELIEF VHOT H2O/BRONZE/650-14370K BTU NIPPLE TRAY Vent Elbows are used withSeries 174A Boiler Pressure Relief Valves now come packaged with SentryPlus Alert discharge line flood sensors for monitoring unwanted valve discharges once activated. Activating the sensor requires purchase of an additional connectivity kit to read the sensor and signal a building management system.