Diagnose my home Cost calculator Grants Contact

Find out why your home is cold, before you spend a penny

Pick the problem. Get the likely cause and the fix.

Takes 2 minutes. Free to use. No sign-up required.

29 UK cities ranked by heating cost
Built on Ofgem Q4 2026 price cap rates
Fixes you can try before calling anyone
Price of a Warm Home index

Bradford pays £383 more a year to stay warm than Plymouth

The Price of a Warm Home index ranks every city by annual heating cost and lets you compare any two side by side.

Based on Ofgem Annex 9 Q4 2026 regional cap rates and DESNZ 2024 subnational gas consumption statistics. Direct debit, dual fuel, single-rate meter. Updated quarterly.

Rules, deadlines and updates

Rule changes, scheme deadlines and price updates that affect UK households and landlords. Last checked October 2026.

Latest guides

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Common Problems and Searches

Fix it: the best guides

Damp or mould? Find the cause by room

Not all damp looks the same and not all of it has the same cause. Pick your room, choose where the problem is, and get a plain-English guide.

Find the cause

What makes a good heating guide?

A straight answer, not a list of possibilities

Most heating advice online hedges everything. These guides are written to tell you what is most likely wrong — not every conceivable thing that could be.

Written around how UK homes actually work

Older properties, combination boilers, uninsulated floors, draughty sash windows — the advice here is built around the reality of British housing stock.

Honest about how the site works

Some guides contain affiliate links or sponsored content. Where they do, this is clearly labelled. Sponsored content never influences the editorial line — if something is not worth doing, that is what the guide will say.

Fixes you can actually do before calling anyone

A significant number of cold home problems have a simple cause. These guides start with what you can check and try yourself before spending money on a callout.