Tools

Our calculators give you a defensible starting point — a range and a recommendation, not a false-precision single number.

Tell us about your room and constraints, get a BTU range and a recommended cooling type.

Set your budget, room size and noise tolerance to see your top matching units, with buy links.

Check whether your home is likely to qualify for the £2,500 Boiler Upgrade Scheme grant.

Coming soon

Estimate what a cooling method will actually cost to run, based on local electricity pricing.

Coming soon

A few questions about your room and constraints, routed straight to the right buying guide.