Watts HPX-15C - Part of the HPX Series Z100F-4NH The Watts GRD-620 is a

The Watts GRD-620 is a green-roof plaza area drain designed for vegetated and paved roof walkways and patio areas

or interface collars for leak control

4″ width × 40″ length with 8″ invert and a ½″ slot opening (ADA-compliant)

of the ball valve by locking the valve in the open or closed position

ZB400I-3IC

Watts HPX-15C - Part of the HPX Series Z100F-4NH The Watts GRD-620 is aThis combination boiler trim out package is designed for use on commercial and residential closed loop hydronic heating systems. It consists of an expansion tank, model ETX 15, 1 inch cast iron air separator, a bronze combination fill valve and backflow preventer, B911S, a boiler fill valve fitting RBFF, 1 8 inch and a 1 2 inch service check valves, SCV, and a 1 8 inch automatic air vent valve, model FV4 M1. This package provides an economical