Common situation
A whole home without major building work: which air conditioning suits?
Most of the house, no renovation planned, outdoor units possible, main heating staying as it is.
Our planner's best route
A whole-home assessment
This needs a whole-home assessment — an installer has to see the property. These are the routes worth comparing.
- Indicative cost
- £4,400–£9,600 installed
- our estimator, not a quotation
- Scales to a whole home
- Makes use of the outdoor-unit position you have
The situation, as the planner sees it
- Whole home
- Keeping main heating
- No major work
- Open to fixed install
- Permanent changes OK
- Outdoor unit OK
The routes compared
| System | Indicative cost | Against the best match | Verdict |
|---|---|---|---|
| Single-split air-to-air heat pump | £5,500–£11,400 installed | Much the same indoors | Possible, not our first choice |
| Fixed monobloc air conditioner | £3,600–£7,800 installed | Louder indoors · Dearer to run · No outdoor unit | Possible, not our first choice |
| Ducted air conditioning | £6,700–£16,000 installed | Much the same indoors | Possible, not our first choice |
To confirm with an installer
- A whole-home assessment of layout, pipe runs and outdoor-unit positions
Questions people ask
Which air conditioning suits a whole home without major building work?
This needs a whole-home assessment — an installer has to see the property. These are the routes worth comparing. The routes are multi-split air-to-air heat pump, single-split air-to-air heat pump, fixed monobloc air conditioner, ducted air conditioning.
How much does multi-split air-to-air heat pump cost for this?
Indicatively £4,400–£9,600 installed. That is from Airva's versioned cost estimator for a typical installation, not a quotation.