We provide full Grundfos pressure booster range — from the silent Scala 2 for apartments to twin-pump systems for large independent homes. Free home assessment before any recommendation.
The all-in-one variable-speed booster — pump, motor, tank, sensor and drive in a single compact unit. Whisper-quiet at 47 dB(A), with built-in dry-run protection. Ideal for apartments with intermittent municipal supply.
Dependable fixed-speed booster designed for residential and light commercial buildings. Features a built-in pressure tank for consistent delivery and a simple, proven design for easy maintenance.
Compact fixed-speed booster for domestic and light commercial pressure boosting. Straightforward installation and reliable long-term performance. Good entry-level option for single-storey homes.
Advanced variable-speed booster with an integrated control unit. Suitable for a wider range of applications including residential, light commercial, and irrigation systems where demand fluctuates significantly.
Dual-pump fixed-speed system for high-demand residential and light commercial buildings. Two pumps share the load and provide uninterrupted supply even during maintenance, with a compact footprint.
Premium dual-pump variable-speed system for larger residential and commercial buildings. Both pumps adjust speed dynamically for maximum energy efficiency while maintaining uninterrupted pressure.
Designed for transferring water from open wells, sump pits, or storage tanks. Compact submersible design with built-in dry-run protection to prevent damage during low-water conditions.
Heavy-duty pump for removing water from flooded basements, construction sites, or waterlogged areas. Robust design handles demanding conditions with a built-in protection system against dry running.
Compact submersible pump for lifting and transferring water in residential and commercial settings. Reliable dry-run protection and easy installation make it suitable for sump and basement applications.
Stainless steel construction pump for superior durability and corrosion resistance. Ideal for applications where water quality or longevity are a priority — basements, pits, and light commercial rain water.
Not sure which model fits? Here's how the residential pressure boosters compare. Our engineer will confirm the right choice during the free home assessment.
| Feature | CM Fixed | Scala 1 | Scala 2 ★ | CMBE | Twin Systems |
|---|---|---|---|---|---|
| Speed control | Fixed | Fixed | Variable | Variable | Fixed / Variable |
| Noise level | Standard | Low | 47 dB(A) | Low | Standard |
| Dry-run protection | ✓ | ✓ | ✓ | ✓ | ✓ |
| Built-in pressure tank | — | ✓ | ✓ | ✓ | — |
| Max floors (typical) | 3–4 | 3–4 | 3-4 | 3–4 | 4+ |
| Best for | Single home | Single home | Single home | Larger homes / irrigation | High-demand / no downtime |
| Starting price | On request | On request | On request | On request | On request |
Municipal water arrives for a few hours a day, pressure drops on upper floors, early mornings are frustrating.
Water from the sump needs boosting to all floors or to fill the overhead tank efficiently throughout the day.
Multiple bathrooms, multiple floors, high peak demand, and zero tolerance for pressure drops or downtime.
Book a free home assessment — our engineer will assess your setup and recommend the right model. No obligation.