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1. Watts Premier


Watts Premier Instant Hot Water Recirculating Pump System with Built-In Timer

Watts Premier #ad - Save up to 10% of your water bill. Recirculating pump with timer: 24-hour programmable timer activates pump when you need it. Insert the 115v plug on the line cord from the pump into a properly grounded 115V outlet.

Watts hot water recirculating system: The kit includes a pump with timer, 2 adapters with rubber washers, sensor valve, valve mounting screws, and two 12-inch supply lines. This unique product easily connects to existing plumbing and is maintenance-free. Watts recirculating hot water pump: Provides hot water at every faucet or shower when needed, eliminating wasted water, 05 inches bypass value.

It costs only $005 per day to operate. Easy installation: install in less than 1 hour. No vibrations: it’s extremely quiet compared to other systems in the market. Do not use with tankless water heaters. Best selling recirculating system: conserve up to 15, 000 gallons of water per year.
BrandWatts Premier #ad
ManufacturerGundfos #ad
Height5 Inches
Length6.25 Inches
Weight0.01 Pounds
Width6 Inches
Part Number0955800
Warranty1-Year Limited Warranty



KOLERFLO 115V Water Recirculating Pump 3/4 Inch Circulating Water Pump for Water Heater SystemRS15-6 Blue

KOLERFLO #ad - High temperature resistance, anti-fraying, environmental friendly, high flow and leak-tightness. Flow: 36/29/20 lpM 9. 5/7. 66/5. 28 gpm. Bearing: Carbon axia. Super silent, saving energy, suitable for water scarce areas, reducing the waste of cold water and waiting time, running power, such as desert areas.

Voltage/frequency: 110-120v, composite, 60hz. Shaft: 45 # steel. Easy installation, waiting for 2-3 minutes in the past, saving you the cost of plumbers; Instant hot water, only need a wrench to connect the pump to the pipeline, now it takes only 15 seconds to get hot water. Kolerflo circulation water pump rs15-6 used in suitable for city buildings, suburban villas, air conditioning, water and pressurized with industrial equipment, houses, boilers, solar circulating water, hot water circulating warm and so on.

Impeller: Corrosion-resistant, PES. The circulation water pump features high efficiency with low consumption. Max head: 6/4. 9/4 m 20/16/13 ft;pump housing: Aluminum. Prevent pipes from freezing in winter, especially for cold winter areas. Max pressure: 145 psi 10 bar, the circulation pump with three-speed control.
ManufacturerKOLERFLO #ad
Height4.92 Inches
Length5.12 Inches
Weight4.63 Pounds
Width5.12 Inches
Part NumberKF201

3. Variety Home Supply


NEW 2019 model replaces Grundfos 595916 with 99452459 UP15-10SU7P/LC Instant Hot Water Comfort Recirculation System 9H with NEW Digital Timer

Variety Home Supply #ad - Installs in less than two hours. Compatible with all Grundfos line cord products. Includes timer, 10ft line cord, thermal bypass valve and hose kit. Can save up to 12, 000 gallons of year in a typical household. Retrofit solution- no return line required. Battery back up to maintain settings if power is lost.
BrandVariety Home Supply #ad
ManufacturerGrundfos #ad

4. Faster Hot Water


Tankless, WaterQuick Pro II

Faster Hot Water #ad - Any hot water faucet activates the pump hot water use is detected and turns the hot water pump on. Small, high speed, and ultra-quiet hot water circulation pump. Easy one hour installation and is the first true on-demand hot water circulating system. Works with tank style water heaters and installs on top of the water heater. You get 30% more water that delivers hot water in 30 seconds or less.
BrandFaster Hot Water #ad
ManufacturerFaster Hot Water #ad
Height11 Inches
Length8.75 Inches
Weight6.7 Pounds
Width6 Inches
Part NumberWQP-T



BACOENG 3/4 inch NPT Hot Water Circulation Pump for Floor Heating & Recirculating System w/Connectors

BACOENG #ad - 2 years Warranty. Features & material - built-in high sensitive electronic sensors with three-speed control, designed for energy saving≤1kW·h one day; Super silent, hardly feel it at work; Anti-fraying; Cast Iron Pump.

Npt standard vs others bsp - 1/2" x 3/4" npt, lead-free brass fitting *2; The most useful & standard connector to prevent the leaks in hot water recirculating system. Add a bridge valve to be used in no return pipe system. Also a wise choice for DIY: Add a timer to be more energy saving. Flexible application - directly used in hot water recirculating and industrial cooling system. Main parameter - power:93/67/46w; in/outlet:3/4''npt; voltage:115v, 60hz; Installation length:5. 1inches; liquid:32 - 230℉; Green.
BrandBACOENG #ad
ManufacturerBaco Engineering #ad
Part NumberP0168

6. Grundfos


Grundfos GRU-595916 595916

Grundfos #ad - Motors: single phase, 115v. Connection: 3/4-inch m by 3/4-inch fnPT. Maintenance-free, easy to install, low energy consumption, quiet running. Gpm, head range: 0 - 6-Foot. The pumps are also suitable for circulation of hot domestic water and for circulation of liquid in cooling and air-conditioning systems. Flow range: 0 - 9 u. S. Supply voltage:115-120 vac, 60 hertz, Contact Rating: 16 amps. Tlc = timer, line Cord, 6-Foot. The grundfos circulator pumps, series up, are specifically designed for heating systems.
BrandGrundfos #ad
ManufacturerGrundfos #ad
Height10 Inches
Length10 Inches
Width10 Inches
Part NumberGRU-595916
Warranty2 years from the date of installation



BOKYWOX 110V 93W NPT3/4'' Food Grade Circulator Pump 3-Speed Control Domestic Silent Hot Water Booster Circulation Pump(RS15/6R)

BOKYWOX #ad - The water taste of lubricating oil will disappear after 3 to 5 times of use. Liquid temperature range: 0℉ -+212℉. Not suitable for potable water.

4. Suitable for medium: hot water and ethanol maximum ratio of 1:2. 5. Materials: pump housing: cast iron; impeller: Corrosion-resistant, Composite, PES; Shaft: Ceramic;Bearing: Carbon axial. 2. Max pressure 11bar. Power cord: 4. 1ft. 3. No leakage, environmental protection, aesthetics, low noise, ease of installation and so on. The shaft of pump should be kept horizontal after installation. 1. Can be used directly in drinking water pipelines.
BrandBOKYWOX #ad
ManufacturerBOKYWOX #ad
Part NumberBW-RS15-6R



Laing LHB08100092 AutoCirc Recirculation Pump with Timer

LAING #ad - Packaged complete with a 6 ft. Has a built-in 24 hour timer which allows the selection of system operating periods to suit family usage. Saves the average family of four up to 17, 000 gallons of water annually. Long power cord. Noise level - Whisper quiet, less than 30 db. Requires only 14 watts of power; Does not require a return line. The auto circ pump act e1 is installed under the sink or faucet farthest from the water heater.
BrandLAING #ad
ManufacturerLaing #ad
Height7.5 Inches
Length0.1 Inches
Width5 Inches
Part NumberLHB08100092
WarrantyWarranted against defects in materials and workmanship for 2 years from the date of manufacture or 1 year from the date of user purchase, whichever is sooner.

9. Grundfos


UP15-10SU7P TLC, 115 V, 3/4" NPT, Comfort Hot Water Recirculation Pump

Grundfos #ad - Supply voltage:115-120 vaC, Contact Rating: 16 amps. Connection: 3/4-inch m by 3/4-inch fnPT. Maintenance-free, easy to install, low energy consumption, quiet running. Motors: single phase, 60 hertz, 115v. Gpm, head range: 0 - 6-Foot. This is the replacement for Grundfos 595916. Flow range: 0 - 9 u. S. Tlc = digital timer, Line Cord, 6-Foot.
BrandGrundfos #ad
ManufacturerGrundfos #ad
Weight10.32 Pounds
Part NumberUP15-10SU7P/LC



Trupow 120W 3/4" NPT 110V Hot Water Automatic Circulation Pump Cast Iron Circulator Pump

TRUPOW #ad - 4. Suitable for city buildings, houses, suburban villas, water and pressurized with industrial equipment.2. Rated power: 120w, volt/freq: 110-120v/60Hz. 3. No leakage, environmental protection, low noise, aesthetics, ease of installation and so on. 5. Pump housing: aluminium; impeller: PP; Motor wire: Copper; Shaft: Ceramic; Bearing: China. 1. Outlet: 3/4"in, max flow: 30l/min, max head: 9. 0m, liquid temperature range: 0℉ -+212℉.
BrandTRUPOW #ad
ManufacturerTRUPOW #ad
Part NumberTP01814