Recirculating Pumps
Recirculating pumps bring hot water to fixtures faster and keep hydronic loops moving efficiently. Shop potable-water circulators for domestic hot water (DHW), cast-iron pumps for heating, under-sink “comfort” kits for homes without a return line, and smart ECM models that learn usage and save energy.
Shop by need
- DHW bronze/stainless circulators: potable-rated pumps for dedicated return lines
- Under-sink retrofit kits: pump + crossover/comfort valve for homes without a return line (uses the cold line as a temporary return)
- Hydronic heating circulators: cast-iron wet-rotor pumps for radiant/baseboard/boiler loops
- High-efficiency ECM: variable-speed/auto-adapt models that cut power draw and reduce noise
- Controls & accessories: timers, temperature sensors/aquastats, check/isolation valves, unions/flanges, replacement cartridges
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Rinnai - RWMKT01P - Control-R Wireless Demand Recirculation Kit (Pump+Push Button)
RinnaiOriginal price $ 626.00 - Original price $ 626.00Original price$ 626.00$ 626.00 - $ 626.00Current price $ 626.00| /Rinnai Control-R Wi-Fi Module and mobile app no longer are compatible w/ the RUCS/RUS Tankless Water Heaters Rinnai Control-R Kit with Push-Butto...
View full detailsOriginal price $ 626.00 - Original price $ 626.00Original price$ 626.00$ 626.00 - $ 626.00Current price $ 626.00| / -
Rinnai - RWMKT03P - Control-R Wireless Demand Recirculation Kit (Pump+Push Button,Temp Sensor)
RinnaiOriginal price $ 806.00 - Original price $ 806.00Original price$ 806.00$ 806.00 - $ 806.00Current price $ 806.00| /Rinnai Control-R Wi-Fi Module and mobile app no longer are compatible w/ the RUCS/RUS Tankless Water Heaters Rinnai Control-R Kit with Push-Butto...
View full detailsOriginal price $ 806.00 - Original price $ 806.00Original price$ 806.00$ 806.00 - $ 806.00Current price $ 806.00| /
Pro tips: Add a spring-check to stop ghost flow, use isolation flanges for easy swap-outs, and set timers to match routines. For crossover kits, place the valve at the farthest fixture and insulate lines. Flush debris from old loops and clean strainers after start-up. Questions? Tell us pipe size, loop length, and heater/boiler details—we’ll dial in the pump and controls.