Watts LF919-QT-S-AG-FS 1 1/2 - Part of the LF919 Series Egress System Chromed steel ring

Chromed steel ring

Flashing clamp with integral gravel stop for secure membrane connection

Specifications Brand Watts Buy American Act Compliant NO Lead Free Not In Scope Outlet Connection Size 2 IN Outlet Connection Type No Hub Specification Sheet - FD-100-A

It is UL classified

The relief valve outlet includes a drain tube connection with a 3/4 inch solder fitting

Watts LF919-QT-S-AG-FS 1 1/2 - Part of the LF919 Series Egress System Chromed steel ringThis 1 1 2 inch lead free reduced pressure zone backflow preventer assembly includes a flood sensor with SentryPlus Alert technology to detect water discharges from the relief valve. When activated through an add on sensor connection kit, the flood sensor can send an alert to notify facility personnel about potential flooding. Add on sensor connection kits are available for BMS and cellular communications. This assembly is designed to prevent the flow