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5 Star Trusted Reviews

Shower Power Booster Pump

Code: PHQ100118

£130.00 incl. VAT


8 reviews

In Stock

Available for delivery now

Quick Turnaround

Delivery expected in 1 days*

Shower Power Booster Pump Details

Also known as the Flowflex In Line Micro Pump, the Shower Booster Pump is a very quiet, compact and powerful shower booster pump which can be retro-fitted to any shower, or bathroom unit, in minutes by any DIY enthusiast or professional installer.

The Shower Booster pump uses 5% of the energy compared to traditional pumps and can be powered from any household socket. No electrician required.

Key Features

  • Min Flow Rate: 1.8 Litres/min
  • Max Flow Rate: 9 Litres/min
  • Works underwater
  • Works under negative head
  • Quiet and compact
  • Very easy to install
  • No Electrician required
  • Uses 5% energy of conventional shower pumps
  • Unique patented & award winning design
  • WRAS Approved

What's In The Box

  • 1 x Fully Automatic Pump
  • 2 x 22mm x 15mm Reducing Sets
  • 1 x 5 Amp Transformer
  • 3 Way Cable (to link power)
  • Instruction Manual


Unless stated, all measurements are in millimetres (mm)
After Combi Boiler Compatible True
Applications Gravity Systems, Positive & Negative Head, Mixed Systems, Mains Feed, Electric Showers, Combi Boilers, Megaflows, Radiators, Taps Hot and/or Cold
Backflow Prevention True
Electric Shower Compatible True
Electrical Input 240 Volts
Electrical Output 12 Volts DC
Finish Nickel Plate
Fuse Rating 3 Amps
Individual Outlet Compatible True
Inline Shower Pump True
Manufacturer Guarantee 2
Material Brass
Maximum Flow Rate 9 L/min
Maximum Head Pressure 6m
Maximum Sustained Pressure 4 Bar
Maximum Sustained Temperature 85°C
Minimum Flow Rate 1.5 L/min
Mounting Style Inline
Negative Head Pump True
Power Rating 12.6 Watts @ 5 L/min
Shower Compatible True
Single Impeller True
Tap Booster Compatible True
Typical Operating Output 5 L/min @ 3.2m
WRAS Approved True
Whole Bathroom Compatible True
Whole House Compatible True


In order to provide you with the best service, we use a range of courier services which helps us ensure that your delivery reaches you in the fastest time and in perfect condition.

Deliveries will not be made on bank holidays, so please allow extra time for your order to arrive during these times, especially throughout the Easter and Christmas periods. For all information regarding our Shipping Policy, please read here.

For PHQ100118 we have the following delivery aim:

Order Cut Off Time
Standard Delivery Time (Days)


PlumbHQ offers a simple 30 day returns policy. If you're not completely satisfied with your purchase, you may return it within 30 days.

Before initiating a return, it is really important that you make contact with our customer service team so that we can issue you with the correct returns instructions for your item. You can do this via the chat or simply call us on +44 (0) 1639 352 997. We are available Monday to Friday 0900 - 1700.

Any items returned without having made contact with our team may suffer unwanted delays and extra charges. Full details of our returns policy can be found here.


In the checkout, simply choose "Klarna" as your payment option. Follow the steps and provide the information they require to complete your credit application.

If it's your first time with Klarna, you will likely have to read and sign a contract document. When this is approved, Klarna will set up an account for you.

All future orders can now be financed in one click!

Customer Reviews

4.125 out of 5 stars

Based on 8 reviews

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Recent Reviews


5 out of 5 stars

It does exactly what it says makes life a lot easier

Edwin Dealey

5 out of 5 stars

Great little pump and very fast delivery service

Mark Radford

5 out of 5 stars

Great product has help the hot water system pressure greatly