---
product_id: 280009580
title: "Flowflex SP2B in Line Micro Pump, The Shower Power Booster is an Easy, Efficient & Effective in Line Micro Pump, DIY Solution to Poor Water Pressure, Suitable for All Plumbing Systems."
brand: "flowflex"
price: "HK$824"
currency: HKD
in_stock: true
reviews_count: 1
url: https://www.desertcart.hk/products/280009580-flowflex-sp2b-in-line-micro-pump-the-shower-power-booster
store_origin: HK
region: Hong Kong
---

# 12V Corded Electric Power Whisper-Quiet Operation Boosts Flow Rate up to 9 L/min Flowflex SP2B in Line Micro Pump, The Shower Power Booster is an Easy, Efficient & Effective in Line Micro Pump, DIY Solution to Poor Water Pressure, Suitable for All Plumbing Systems.

**Brand:** flowflex
**Price:** HK$824
**Availability:** ✅ In Stock

## Summary

> 🚿 Power up your shower game with Flowflex — small pump, massive impact!

## Quick Answers

- **What is this?** Flowflex SP2B in Line Micro Pump, The Shower Power Booster is an Easy, Efficient & Effective in Line Micro Pump, DIY Solution to Poor Water Pressure, Suitable for All Plumbing Systems. by flowflex
- **How much does it cost?** HK$824 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.hk](https://www.desertcart.hk/products/280009580-flowflex-sp2b-in-line-micro-pump-the-shower-power-booster)

## Best For

- flowflex enthusiasts

## Why This Product

- Trusted flowflex brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Compact Yet Mighty:** Small form factor fits any angle or orientation, delivering up to 4 bars of pressure without bulk.
- • **Scalable Power Boost:** Double your pressure with optional two-pump packs for tailored whole-house water pressure solutions.
- • **Universal Compatibility:** Seamlessly integrates with all plumbing systems, including gravity and combination boilers.
- • **Effortless DIY Installation:** Get your shower power-boosting setup done in just 3 simple steps—no electrician needed.
- • **Automatic & Energy Efficient:** Smart automatic activation means no manual switching, with efficient pumping up to 6.5 L/min.

## Overview

The Flowflex SP2B In Line Micro Pump is a UK-manufactured, award-winning compact booster that triples water pressure and doubles flow rate for showers. Designed for easy DIY installation without electricians, it fits any plumbing system and orientation, operates quietly, and delivers up to 9 liters per minute at 4 bars pressure. Ideal for upgrading gravity-fed or combination boiler systems, it offers scalable solutions with optional dual pumps for whole-house water pressure enhancement.

## Description

Manufactured in the UK the Flowflex In Line Micro Pump (Shower Power Booster) is an award winning, innovative product, celebrated for its power versus size properties. The In Line Micro Pump can be used on a variety of applications including gravity systems, It can be used where there is either a positive or negative head without the need for a cylinder flange. The pump can ensure your electric shower is working to its capacity and it is the only pump that can boost combination boilers. Due to its size and it’s in line design The pump can be installed where ever is most convenient, it can be installed at any angle or orientation and as it is supplied with a transformer there is no need for an electrician to install the pump. The pump is also fully automatic so you don’t need to worry about turning it on and off. Customers are amazed at the results of this small pump, on a typical gravity system a pump can triple the pressure and doubles the flow rate of an upstairs shower. The pump will improve flow rates up to 9 litres a minute and it highly efficient when pump water up to 6.5 litres per minute, which is sufficient for a good shower or basin flow. PLEASE NOTE In some situations you may need to install two pumps to get the best results. Upgrade pumps & Two Pump Packs are available to ensure you get the best solution for your application. Two pumps can be used to Balance the flow, if you have Gravity Hot & Cold. Two pumps can also be used to give a Double Boost, if you have Gravity Hot & Mains Fed Cold. Our team can help you choose the best product for your solution.

Review: Perfect - small form factor, good pressure, easy installation and operation !

## Features

- Automatic In Line Pump
- Quiet, fits any angle or orientation, Retro-fit
- Provides a whole house solution to low water pressure.
- Easy to install: DIY in 3 Steps. Maximum sustained temperature: 85°C
- Suitable for all plumbing systems

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07HZ7H35N |
| ASIN  | B07HZ7H35N |
| Batteries Required? | No |
| Best Sellers Rank | #214,051 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #246 in Utility Pumps |
| Color | Copper / Brass |
| Customer Reviews | 5.0 5.0 out of 5 stars (1) |
| Customer reviews | 5.0 5.0 out of 5 stars (1) |
| Date First Available | 11 December 2018 |
| Date First Available  | 11 December 2018 |
| Finish | Chrome |
| Flow Rate | 9 Liters Per Minute |
| Included components | Pump, 22mm to 15mm Conversion Kit, 3 Amp Transformer |
| Item Package Quantity | 1 |
| Item Weight | 1.05 Kilograms |
| Item model number | SP2B |
| Item model number  | SP2B |
| Manufacturer | Flowflex |
| Manufacturer  | Flowflex |
| Material | Brass Compression Plastic |
| Maximum Pressure | 4 Bars |
| Part number | SP2B |
| Power source type | Corded Electric |
| Product Dimensions | 15 x 4.5 x 12.5 cm; 1.05 kg |
| Product Dimensions  | 15 x 4.5 x 12.5 cm; 1.05 kg |
| Size | 22 / 15mm |
| Style | In Line Micro Pump |
| Voltage | 12 Volts |

## Product Details

- **Brand:** Flowflex
- **Colour:** Copper / Brass
- **Material:** Brass Compression Plastic
- **Product dimensions:** 15L x 4.5W x 12.5H centimeters
- **Style:** In Line Micro Pump

## Images

![Flowflex SP2B in Line Micro Pump, The Shower Power Booster is an Easy, Efficient & Effective in Line Micro Pump, DIY Solution to Poor Water Pressure, Suitable for All Plumbing Systems. - Image 1](https://m.media-amazon.com/images/I/71p8kqlK0JL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Perfect
*by H***M on 10 May 2023*

small form factor, good pressure, easy installation and operation !

## Frequently Bought Together

- SP2B Flowflex in Line Micro Pump, The Shower Power Booster is an Easy, Efficient & Effective in Line Micro Pump, DIY Solution to Poor Water Pressure, Suitable for All Plumbing Systems.
- Rolson 22408 22 mm Copper Pipe Cutter

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*Product available on Desertcart Hong Kong*
*Store origin: HK*
*Last updated: 2026-02-22*