Daikin
Altherma 3 R 8kW
Compact monobloc design with integrated controls. One of the tidier-looking units on the market, with a well-regarded app and strong SCOP.
~£14,200 installed (after £7,500 BUS grant: ~£6,700)
How it scores
Scores based on published manufacturer specifications and weighted criteria — not lab testing. Methodology.
Specifications
- Scop
- 4.1
- Type
- air-source
- Noise db
- 48
- Output kW
- 8
- Refrigerant
- R32
- Warranty years
- 5
- Bus grant eligible
- Yes
What I noticed
Daikin's Altherma 3 R is well-regarded in the MCS installer community for its reliability and the quality of its controls interface. The Daikin D-Checker app gives installers and homeowners genuine insight into system performance, and the commissioning process is more straightforward than some competitors.
Who it suits
Homeowners who want a well-established brand with a large UK installer base and a clean installation. The monobloc design (everything in one outdoor unit) keeps the installation footprint small.
Watch for
The 5-year standard warranty can be extended to 10 years, but this usually requires a service contract. Check what's included in your installer's quote.