Watts LF909-NRS-FS 2 1/2 - Part of the LF909 Large Series snake fence This 1 1/2 inch two-way

This 1 1/2 inch two-way universal flow check valve is for use in commercial and residential hydronic heating systems to provide positive shutoff when circulator is not running

Seepage openings + frame clamps: Peripheral slots around the frame allow water flow even when paving sits close

ZM400BS-4NL

Ideal for spaces like showers

When rainfall and runoff leave standing surface water on your driveway

Watts LF909-NRS-FS 2 1/2 - Part of the LF909 Large Series snake fence This 1 1/2 inch two-wayThis 2 1 2 inch lead free reduced pressure zone backflow preventer assembly prevents the reverse flow of polluted water from entering 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 and from other contaminants found at the service line entrance. This assembly consists of an epoxy coated cast iron body, non