Watts 909RPDA-OSY-GPM 2 1/2 - Part of the 909RPDA Series ZC100F-4NH ZN192-4XB-3NL

ZN192-4XB-3NL

while the integral double-wall trap maintains a reliable water seal to prevent odors

ZB415I-2NH

Low torque

If space is a concern for your project then this unit is designed with your situation in mind

Watts 909RPDA-OSY-GPM 2 1/2 - Part of the 909RPDA Series ZC100F-4NH ZN192-4XB-3NLThis 2 1 2 inch reduced pressure detector backflow preventer assembly with its exclusive design incorporating the patented air in and water out principle for protection from reverse flow of fire protection system substances from being pumped or siphoned into the potable water supply due to backsiphonage and or backpressure. It is ideal for protection in continuous pressure piping applications and at cross connections identified as health hazards. This