Hand-picked components, accessories and essentials to help you complete your project.
Low water pressure isn’t always an easy problem to solve. In some homes, it can feel unpredictable or inconsistent, making everyday showers less comfortable than they should be.
The Market Leading Monsoon Universal 4.0 Bar is designed for installation in vented/gravity systems to boost water pressure and flow to both the hot and cold-water supplies to the whole house or bathrooms. Suitable for both positive and negative head applications delivering stronger, more reliable water pressure throughout the home.
The Monsoon Universal 4.0 bar Twin Shower Pump is designed for homes with vented water systems, where water is stored in a tank and cylinder rather than supplied directly from the mains.
What makes the Universal range different is its ability to operate in both positive and negative head applications. This means it can deliver reliable performance even when the shower outlet is positioned above the water source, or where pipework and layouts make pressure less predictable.
By boosting both hot and cold supplies equally, the pump helps restore balanced pressure to showers, bathrooms, or multiple outlets across the home — offering a dependable solution for more challenging installations.
This model is not suitable for unvented or mains-pressure systems. If you’re unsure which setup you have, our pump range includes alternative options designed to suit different household systems and pressure requirements.
| Brand | Stuart Turner |
|---|---|
| Application | Boosting water pressure within gravity fed domestic systems. |
| Conformity certification | UKCA | CE |
| Current full load | 3.9 Amps |
| Fuse rating | 13 Amps |
| Impeller type | Twin |
| Ip rating | IPX4 |
| Kiwa | KUKreg4 Certified |
| Length | 300mm |
| Material | Brass |
| Maximum ambient air temperature | 40 °C |
| Maximum head closed valve | 4.0 bar / 40 metres |
| Maximum static inlet pressure | 12 metres |
| Maximum working pressure | 600 kPa / 6 bar |
| Max flow rate | 45 l/min |
| Min max water temperature | Min 4 °C / Max 65 °C |
| Motor type | Induction, auto-reset thermal trip |
| Noise level | 56 dB(A) |
| Power cable length | 1.5 metres (pre-wired) |
| Power supply | 230 V a.c. / 1 / 50 Hz |
| Pump connections inlet | G ¾ M |
| Pump connections outlet | G ¾ M |
| Pump control | Pressure & Flow Switch |
| Pump head type | Positive & Negative Head |
| Pump type | Twin |
| Warranty | 5 years (subject to conditions) |
| Width | 162mm |
| Wras approved | Yes |
| Specs Sheet | View Link |
| Location | Shipping Method | Shipping Charges |
|---|---|---|
| Mainland UK | Standard Delivery | FREE |
| Northern Ireland | Standard Delivery | FREE |
| Republic of Ireland | Standard Delivery | FREE |
Our sales team is just a call away – let’s make your bathroom project perfect!
