Watts 1/2 in. Lead Free Anti-Siphon Vacuum Breaker

This 1/2 in. lead free anti-siphon vacuum breaker for hot or cold water prevents the reverse flow of polluted water from entering into the potable water supply due to back siphonage. It consists of lead free construction, chemical resistant silicone seat disc, chrome hood, and an atmospheric vent to prevent spilling. It has a full size orifice to assure pipe size capacity and maximum flow. It is ideal for low flow, non-continuous hot or cold water health hazard applications such as on laboratory equipment.|Lead free construction|Full size orifice for maximum flow|Female NPT inlet and outlet|Hot or cold water|Intended for low flow, non-continuous hot or cold water health hazard application|Works with hot or cold water