WaterBoost ATX Accumulator Booster System
WaterBoost ATX-450 Accumulator Booster System
- Established 1975
- Trusted by thousands of customers
WaterBoost ATX-450 Accumulator Booster System
Designed to connect directly to the incoming cold water mains, the ATX system boosts both water pressure and flow throughout the property.
Delivering up to 45 L/min peak flow and 3.2 bar pressure, it’s the ideal solution for homes suffering with poor mains pressure. For longer term shower use the unit delivers up to 36 litres/min for up to 11 minutes after which from is reduced to 12 l/min continous flow at 3bar.
✔ Direct mains connection
✔ Improved pressure & flow across the property
✔ 5-year warranty
✔ Reliable performance for showers, bathrooms and whole-house supply
If your mains pressure isn’t good enough, WaterBoost ATX provides the solution.
More about this product
WaterBoost ATX-450 Accumulator Booster System
The WaterBoost ATX-450 is a high-performance, fully integrated water boosting system designed to deliver exceptional pressure, flow, and reliability for whole-house applications.
Built around a 450-litre accumulator vessel, the ATX-450 provides a substantial stored water reserve, ensuring consistent performance even during peak demand — perfect for larger properties or homes with multiple bathrooms.
At its core is the WaterBoost WB-Compact variable speed pump, delivering intelligent, demand-led operation. This ensures optimal pressure at all outlets while maximising energy efficiency and maintaining ultra-quiet operation.
Key Features
✔ 450 Litre Accumulator Tank
Large capacity ensures stable flow and pressure across the entire property
✔ 5-Year Warranty
Built for long-term reliability and peace of mind
✔ Variable Speed Technology
Smooth, responsive pressure control with reduced energy consumption
✔ Whisper Quiet Operation – 40dB
Water-cooled motor design keeps noise to an absolute minimum
✔ Sealed System Design
No air contamination, ensuring hygienic, potable water at all times
✔ No Overflow Required
Fully sealed unit eliminates the need for traditional overflow arrangements
✔ Only 2 Simple Water Connections
Quick and straightforward installation — no complex pipework
✔ Built-in Mains Bypass
Automatic fallback to mains supply for uninterrupted water availability
✔ Energy Efficient Performance
Optimised pump control reduces running costs
✔ WiFi Connected & App Controlled
Monitor and control your system remotely for ultimate convenience
Why Choose the ATX-450?
Unlike traditional break tank systems, the ATX-450 offers a compact, clean, and modern alternative — combining storage, boosting, and intelligent control in one sealed unit.
It’s designed to:
- Eliminate installation complexity
- Reduce maintenance requirements
- Deliver consistent, high-end performance
- Provide a premium user experience
Standard delivery:
Standard delivery is free for all orders except for some low cost/low margin items where standard delivery is £6.75. Some difficult to transport goods also have a varying carriage charge applied.
Please contact us for the estimated standard delivery times of the products that we have in stock, by dropping us a message on our Whatsapp or Live chat.
Deliveries will typically be made between 7am and 6pm, Monday to Friday (excluding public holidays).
Next day delivery:
Next working day delivery is available for a £15.00 + vat delivery charge.
Orders must be placed before 12 noon to qualify for next working day delivery. Orders placed after 12 noon on Thursday but before noon on Friday will be delivered the following Monday. Orders placed after 12 noon on Friday will be delivered on Tuesday.
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