Mains Booster Pumps

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  1. Grundfos UP 20-45N Domestic Hot Water Service Pump Circulator - 230v

    GR-98057222

    Grundfos - UP 20-45N Domestic Hot Water Service Pump Circulator - 230V - Stainless Steel

    UP 20-45 N 150
    The pump unit is of the canned rotor type, i.e. pump and motor form an integral unit without shaft seal and with only two gaskets for sealing. The bearings are lubricatd by the pumped liquid. The pump is characterized by:

    • Stainless Steel pump housing
    • corrosion-protected impeller, Composite
    • Stainless Steel rotor can and bearing plate
    • Carbon axial bearing
    • Ceramic shaft and radial bearings

    The motor is a 1-phase motor. No additional motor protection is required.

    Suitable for: Commercial heating, Domestic heating, Domestic hot water recirculation


    £693.60 RRP £450.84 £375.70
    In Stock In stock
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  2. Grundfos UP 20-30N Domestic Hot Water Service Pump Circulator - 230v

    GR-98057221

    Grundfos - UP 20-30N Domestic Hot Water Service Pump Circulator - 230V - Stainless Steel

    UP 20-30 N 150
    The pump unit is of the canned rotor type, i.e. pump and motor form an integral unit without shaft seal and with only two gaskets for sealing. The bearings are lubricatd by the pumped liquid. The pump is characterized by:

    • Stainless Steel pump housing
    • corrosion-protected impeller, Composite
    • Stainless Steel rotor can and bearing plate
    • Carbon axial bearing
    • Ceramic shaft and radial bearings

    The motor is a 1-phase motor. No additional motor protection is required.

    Grundfos UP 20-30N Domestic Hot Water Service Pump Circulator, 230v.

    The UP 20-30N is a Stainless Steel fixed-speed circulating pump suitable for domestic hot-water systems.

    The UP 20-30N can be connected to an on/off time switch to save energy.

    The on/off time switch can switch the pump on/off to limit pump operation to periods when hot water is usually required.

    These pumps can be used in both open and closed systems.

    Suitable for: Commercial heating, Domestic heating, Domestic hot water recirculation


    £637.20 RRP £414.18 £345.15
    In Stock In stock
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  3. Grundfos UP 20-15N Domestic Hot Water Service Pump Circulator - 230v

    GR-98057205

    Grundfos - UP 20-15N Domestic Hot Water Service Pump Circulator - 230V - Stainless Steel

    UP 20-15 N 150
    The pump unit is of the canned rotor type, i.e. pump and motor form an integral unit without shaft seal and with only two gaskets for sealing. The bearings are lubricatd by the pumped liquid. The pump is characterized by:

    • Stainless Steel pump housing
    • corrosion-protected impeller, Composite
    • Stainless Steel rotor can and bearing plate
    • Carbon axial bearing
    • Ceramic shaft and radial bearings

    The motor is a 1-phase motor. No additional motor protection is required.

    Suitable for: Commercial heating, Domestic heating, Domestic hot water recirculation


    £618.00 RRP £401.70 £334.75
    In Stock In stock
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  4. Grundfos UP 20-07N Domestic Hot Water Service Pump Circulator - 230v

    GR-98057201

    Grundfos - UP 20-07N Domestic Hot Water Service Pump Circulator - 230V - OBSOLETE - Stainless Steel

    UP 20-07 N 150
    The pump unit is of the canned rotor type, i.e. pump and motor form an integral unit without shaft seal and with only two gaskets for sealing. The bearings are lubricatd by the pumped liquid. The pump is characterized by:

    • Stainless Steel pump housing
    • corrosion-protected impeller, Composite
    • Stainless Steel rotor can and bearing plate
    • Carbon axial bearing
    • Ceramic shaft and radial bearings

    The motor is a 1-phase motor. No additional motor protection is required.

    Suitable for: Commercial heating, Domestic heating, Domestic hot water recirculation


    In Stock In stock
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  5. Grundfos UP 15-14 B PM 99164484 Comfort Hot Water Circulator Pump - 230v - Single Phase

    99164484

    Grundfos - UP 15-14 B PM 99164484 Comfort Hot Water Circulator Pump - 230V - Single Phase

    COMFORT 15-14 B

    COMFORT is an high-efficiency circulator designed for hot-water recirculation in residential buildings with a dedicated return line. It is compatible with all types of water heater tanks, tankless systems, solar or heat pumps whether or not the system has mixing or tampering valves installed.

    The pump features a space-efficient housing and a permanent magnet with an integrated control unit. The spherical rotor, equipped with an impeller, ensures optimal functionality supported by a heavy-duty single-bearing ball system. The drinking-water approved brass pump housing guarantees both safety and reliability.

    COMFORT features the continuous operation 24/7 mode which is appropriate for external control via plug-in timer, gas boiler or heat-pump controller.

    The product features:

    • Q-H performance that is designed for single- and multi-family homes, depending on the required duty point to accommodate heat loss in a specific pipe layout

    • Optional non return and shut-off valves are available
    • Optional fittings for pipe connections of different sizes and types
    • An optional venting flange, providing a uncomplicated way to vent or drain the system without the need for permanently installing an additional venting valve
    • Non-return and shut-off valves included in X variant, reducing installation cost
    • Insulating shell included for reduced heat loss
    • straightforward electrical installation with a detachable COMFORT plug and a double insulation protection design, which eliminates the need for a ground wire
    • A pump head designed to fit brass pump housings of old and new pumps of the same design, even from different pump manufacturers (such as Wilo, Vortex, Lowara, DAB and others)
    • Multiple installation positions, even with the pump head pointing downwards
    • Dry-running protection to prevent failure if the system runs out of water
    • A design that makes it straightforward to remove limescale and foreign deposits by removing the pump head, enabling the product to meet unlimited water hardness requirements
    • Drinking-water approved thanks to the brass pump housing, stainless-steel rotor and composite impeller
    • Compliance with pipe manufacturers' flow velocity limits, including DN 15, DN 20 PEX, copper and others
    • Low power consumption and silent operation

    Suitable for: Domestic hot water recirculation


    £374.40 RRP £243.36 £202.80
    In Stock In stock
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  6. Grundfos CM 3-3 A-R-A-E-AVBE C-A-A-N Home Booster Pump - 240v

    96806803

    Grundfos - CM 3-3 A-R-A-E-AVBE C-A-A-N Home Booster Pump - 240V - OBSOLETE

    CM 3-3 A-R-A-E-AVBE C-A-A-N

    space-efficient, dependable, horizontal, multi-stage, end-suction centrifugal pump unit with axial suction port and radial discharge port. The shaft, impellers and chambers are made of Stainless Steel. The inlet and discharge parts are made of Cast Iron. The mechanical shaft seal is a specially engineered, unbalanced O-ring seal. All pipework connection is via internal Whitworth pipe threads, Rp (ISO 7/1). The pump is equipped with a 1-phase, foot-mounted, fan-cooled asynchronous motor.

    Suitable for: Commercial heating, Commercial air conditioning, Commercial water pressure boosting, District heating, Domestic water pressure boosting, Industrial cleaning process, Industrial heating, Industrial water supply and transfer, Desalination, Water distribution, Irrigation, Community water supply

    Out Of Stock
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  7. Clarke BPT1200SS 1” Stainless Steel Booster Pump - 230v

    7237006

    Clarke - BPT1200SS 1⬝ Stainless Steel Booster Pump - 230V

    The Clarke - BPT1200SS 1¢¢š Stainless Steel Booster Pump - 230V

    Elevated specification, Stainless Steel bodied corrosion and rust proof pump, ideal for boosting or maintaining liquid pressure.


    £322.80 RRP £229.20 £191.00
    In Stock In stock
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  8. Grundfos Home Booster Packaged Pumping System

    GR-MD300200

    Grundfos - Home Booster Packaged Pumping System - 230V - 3 Bar.

    The Home Booster unit incorporates an integrated 200 litre storage tank, providing a usable capacity of 180 litres and complete with a Type AB air gap in full compliance with Water Byelaws regulations. This design ensures secure separation from the mains supply while maintaining a reliable and protected water reserve.

    A high-grade Stainless Steel pump is fitted as standard, delivering efficient performance, consistent pressure, extended service life and low-noise operation. For properties with increased demand, or where incoming mains pressure results in slow tank replenishment, an additional 180 litre slave storage tank can be specified to expand overall capacity and improve system resilience.

    Supplied with a 2 Year Warranty.

    This unit runs at 230V.

    Grundfos (est. 1945) is a Danish pump manufacturer known for high-efficiency circulators, multistage boosters, borehole and wastewater pumps, plus packaged pressure systems. The range covers HVAC circulation, domestic hot water recirculation, pressure boosting, industrial water transfer and public water management, with strong focus on energy efficiency and intelligent controls.

    £5,890.80 RRP £1,966.80 £1,639.00
    In Stock In stock
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  9. Stuart Turner PH 45 TS FL Brass Peripheral Booster Pump 240V (46530)

    ST-46530

    Stuart Turner - PH 45 TS FL Automatic Flow Switch Pumps - 3/4 Inch

    Peripheral Horizontal Unit

    Optimal for the pressurisation of liquid to outlets in a positive head application, where an instant boosted supply is required from a simple to install package. The range is suitable for commercial and domestic use, pumping hot or cold water.

    £481.20 RRP £312.78 £260.65
    In Stock In stock
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  10. Stuart Turner PH 35 ES B Boostamatic Pressure Switch Pump

    ST-46523

    Stuart Turner - PH 35 ES B Boostamatic Pressure Switch Pump

    Stuart Turner PH is a domestic booster pump range designed to enhance water pressure and improve shower and tap performance (variant dependent).

    £550.80 RRP £358.02 £298.35
    In Stock In stock
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  11. Stuart Turner PH 45 ES B Boostamatic Pressure Switch Pump

    ST-46524

    Stuart Turner - PH 45 ES B Boostamatic Pressure Switch Pump - 1 Inch

    Peripheral Horizontal Unit

    Intended to provide a pressurised liquid supply from a break tank in either a positive or negative head application, as it does not rely on gravity flow to activate. The range is suitable for commercial or domestic use, pumping hot or cold water.

    £573.60 RRP £372.84 £310.70
    In Stock In stock
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  12. Grundfos MQ 3-45 Compact Home Water Booster Pump

    GR-96607288

    Grundfos - MQ 3-45 Compact Home Water Booster Pump - 230V - OBSOLETE

    MQ3-45 A-O-A-BVBP

    Complete system The MQ is a complete, all-in-one unit, incorporating pump, motor, diaphragm tank, pressure and flow sensor, controller and non-return valve. The controller ensures that the pump starts automatically when water is consumed and stops automatically when the consumption ceases. In addition, the controller protects the pump in case of faults.

    Installation Due to its space-efficient design, the pump does not take up much space and is straightforward to install. No space around the pump is required.

    uncomplicated operation The pump features a user-friendly control panel with ON/OFF button and indicator lights for indication of the operational state of the pump.

    Self-priming pump As it is self-priming, the MQ is able to pump water from a level below the pump. Provided it is filled with water, the pump is able to lift water from a depth of 8 m in less than 5 minutes. This facilitates installation and start-up of the pump and provides more dependable water supply in installations where there is a risk of dry running and leakages in suction hose or pipes.

    Built-in protective functions If exposed to dry running or excessive temperature, for example in case of seizure or overload, the pump will stop automatically, thus preventing a motor burnout.

    self-operating reset The pump features an self-operating reset function. In case of dry running or similar alarm, the pump will stop. Restarting will be attempted every 30 minutes for a period of 24 hours. The reset function can be deactivated.

    Low noise level Thanks to its hydraulic design and internal cooling, the pump is extremely low-noise, which makes it appropriate for indoor as well as outdoor use.

    Pressure tank The built-in pressure tank reduces the number of starts and stops in case of leakages in the pipe system, causing less wear on the pump.

    Maintenance No maintenance of the pump is required.

    Suitable for: Domestic water pressure boosting

    In Stock 3 week lead time
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  13. Grundfos CM 1-5-I Horizontal Multi-stage Booster Pump 400V

    96807014

    Grundfos - CM 1-5-I Horizontal Multi-Stage Booster Pump 400V

    CM 1-5 A-R-I-E-AQQE F-A-A-N

    space-efficient, dependable, horizontal, multi-stage, end-suction centrifugal pump unit with axial suction port and radial discharge port. Pump materials in contact with the liquid are in Stainless Steel. The mechanical shaft seal is a specially engineered, unbalanced O-ring seal. All pipework connection is via internal Whitworth pipe threads, Rp (ISO 7/1). The pump is equipped with a 3-phase, foot-mounted, fan-cooled asynchronous motor.

    Suitable for: Commercial heating, Commercial air conditioning, Commercial water pressure boosting, District heating, Domestic water pressure boosting, Industrial cleaning process, Industrial heating, Industrial water supply and transfer, Desalination, Water distribution, Irrigation, Community water supply


    £1,117.20 RRP £782.04 £651.70
    In Stock In stock
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  14. Grundfos CM 1-8-I Horizontal Multi-stage Booster Pump - 400v - Three Phase - 41 Ltr/min

    96976902

    Grundfos - CM 1-8-I Horizontal Multi-Stage Booster Pump - 400V - Three Phase - 41 Ltr/min. - Stainless Steel

    CM 1-8 A-R-I-E-AQQE F-A-A-N

    space-efficient, dependable, horizontal, multi-stage, end-suction centrifugal pump unit with axial suction port and radial discharge port. Pump materials in contact with the liquid are in Stainless Steel. The mechanical shaft seal is a specially engineered, unbalanced O-ring seal. All pipework connection is via internal Whitworth pipe threads, Rp (ISO 7/1). The pump is equipped with a 3-phase, foot-mounted, fan-cooled asynchronous motor.

    Suitable for: Commercial heating, Commercial air conditioning, Commercial water pressure boosting, District heating, Domestic water pressure boosting, Industrial cleaning process, Industrial heating, Industrial water supply and transfer, Desalination, Water distribution, Irrigation, Community water supply


    £1,311.60 RRP £918.12 £765.10
    In Stock In stock
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  15. Grundfos CM 1-3-I Horizontal Multi-stage Booster Pump 400V

    97515109

    Grundfos - CM 1-3-I Horizontal Multi-Stage Booster Pump - 400V - Stainless Steel

    CM 1-3 A-R-I-E-AQQE F-A-A-N

    space-efficient, dependable, horizontal, multi-stage, end-suction centrifugal pump unit with axial suction port and radial discharge port. Pump materials in contact with the liquid are in Stainless Steel. The mechanical shaft seal is a specially engineered, unbalanced O-ring seal. All pipework connection is via internal Whitworth pipe threads, Rp (ISO 7/1). The pump is equipped with a 3-phase, foot-mounted, fan-cooled asynchronous motor.

    Suitable for: Commercial heating, Commercial air conditioning, Commercial water pressure boosting, District heating, Domestic water pressure boosting, Industrial cleaning process, Industrial heating, Industrial water supply and transfer, Desalination, Water distribution, Irrigation, Community water supply


    £984.00 RRP £708.48 £590.40
    In Stock In stock
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  16. Grundfos CM 1-4-I Horizontal Multi-stage Booster Pump - 400v - Three Phase - 41 Ltr/min

    97515121

    Grundfos - CM 1-4-I Horizontal Multi-Stage Booster Pump - 400V - Three Phase - 41 Ltr/min. - Stainless Steel

    CM 1-4 A-R-I-E-AQQE F-A-A-N

    space-efficient, dependable, horizontal, multi-stage, end-suction centrifugal pump unit with axial suction port and radial discharge port. Pump materials in contact with the liquid are in Stainless Steel. The mechanical shaft seal is a specially engineered, unbalanced O-ring seal. All pipework connection is via internal Whitworth pipe threads, Rp (ISO 7/1). The pump is equipped with a 3-phase, foot-mounted, fan-cooled asynchronous motor.

    Suitable for: Commercial heating, Commercial air conditioning, Commercial water pressure boosting, District heating, Domestic water pressure boosting, Industrial cleaning process, Industrial heating, Industrial water supply and transfer, Desalination, Water distribution, Irrigation, Community water supply


    £1,053.60 RRP £758.59 £632.16
    In Stock In stock
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Mains Booster Pumps

Mains Booster Pumps

If your mains water pressure isn’t cutting it, a mains booster pump gives your system the lift it needs.

 

Designed to boost directly from the mains supply, these pumps help eliminate pressure drops and the frustration that comes with it, even during peak use. Available in both fixed and variable speed options, they automatically adjust to demand, keeping water pressure steady while using energy efficiently.