What causes cold loft room?

Insufficient insulation in the roof slope. Thermal bridging through the rafters. Heating system not extended adequately to the loft room.

How much does it cost to fix cold loft room?

Typical costs range from £25,000 to £51,666 depending on severity and location. Get a free quote from a local loft conversion specialist on Tradesfolk.

Fix SoonCommon in JanRecommended trade: Loft Conversion Specialist

Cold Loft Room

A loft conversion room that is noticeably colder than the rest of the house, even with the heating on.

What Is Causing This?

1Insufficient insulation in the roof slope
2Thermal bridging through the rafters
3Heating system not extended adequately to the loft room

How Urgent Is This?

Fix Soon

This should be fixed in the coming weeks. Leaving it may allow the problem to worsen and cost more to repair.

What Needs to Be Done

A loft conversion specialist will add insulation between and below the rafters, fit insulated plasterboard, and ensure the heating system provides enough output to the loft room.

How Much Will It Cost?

£25,000 – £51,666

National average estimate

Labour: £16,667 – £33,333 | Materials: £8,333 – £18,333

Enter your postcode for a local price estimate

Prices are estimates based on typical UK rates. Actual costs depend on the specific issue, accessibility, and your location. All quotes from tradespeople on Tradesfolk are completely free.

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How to Prevent This

Ensure insulation meets current building regulations during conversion. Install adequate radiators or underfloor heating. Use draught-proof loft hatch or stairway door.