Rinnai / Grundfos GTK03U — Circ-Logic™ External Pump Kit (115 V) w/ Union Connections Yard Hydrant Replacement Interval: Approximately 10

Replacement Interval: Approximately 10

Rain Bird XACZ075PRF Low Flow Control Zone Kit with Anti-Siphon Valve and Filter

For lightweight bath essentials

Operates up to 4 individual automatic irrigation valves

The basket measures 19-1/4 inches by 14-1/4 inches and stands 6 inches high

Rinnai / Grundfos GTK03U — Circ-Logic™ External Pump Kit (115 V) w/ Union Connections Yard Hydrant Replacement Interval: Approximately 10Rinnai Grundfos GTK03U Circ Logic External Recirculation Pump Kit Brand: Rinnai Grundfos SKU: GTK03U Product Overview The Rinnai Grundfos GTK03U is an external recirculation pump kit for compatible Rinnai tankless water heaters that support Circ Logic control. It adds a Grundfos circulator with an internal check valve to an approved recirculation layout, allowing the heater's Circ Logic settings to control scheduled or demand based circulation