Watts 288A-MB 3/4 - Part of the 288A Series roof-hatch-finder and is both ADA compliant

and is both ADA compliant and heel proof

and supports water entry around the edge when needed

This 3/8 inch lead free dual check vacuum breaker backflow preventer prevents the reverse flow of polluted water from entering into the potable water supply

Size: 4" x 75'

Anchoring clips and heavy-duty frame ensure secure integration into concrete or pavement installations

Watts 288A-MB 3/4 - Part of the 288A Series roof-hatch-finder and is both ADA compliantThis 3 4 inch anti siphon vacuum breaker can be used on hot or cold water health hazard installations, such as laboratory equipment. It is designed to prevent the reverse flow of polluted water from entering into the potable water supply due to backsiphonage. It has a brass body, full size orifice, chemical resistant silicone seat disc and an atmospheric vent to prevent spilling. The connections are British Standard Pipe (BSP) thread. Features Brass