Heat pumps
Air source heat pumps.
A system that transfers heat from outside air to water that heats your home via radiators or underfloor heating, and provides hot water for showers, baths and taps.
A system that transfers heat from outside air to water that heats your home via radiators or underfloor heating, and provides hot water for showers, baths and taps.
- Up to 4× more efficient than gas boilers
- Eligible for Boiler Upgrade Scheme grants
- Quiet, low-maintenance outdoor units
- MCS-certified installs
Why Alliant?
- • MCS-certified design & install teams
- • 25-year performance guarantee
- • Award-winning customer support
- • Fast nationwide service
Ready when you are
Three easy ways to get started.
Whether you want a tailored quote, a free brochure to share with the team, or a quick callback from one of our renewable engineers — we'll respond within one working day.

