Loft InsulationInstallers

Room-in-roof insulation in Bristol

Homes and buildings across Bristol can book room-in-roof insulation, starting with a free survey and a fixed written quote.

That includes every neighbourhood and postcode district in Bristol.

Guide price £3,995 to £8,995 Bristol
An attic room being insulated

Where we work around Bristol

This takes in the Bristol City council area.

Postcode areas: BS.

CouncilsBristol City
Postcode areasBS
Towns listedWhole city

What is room-in-roof insulation?

Most rooms-in-roof are reached by stripping the existing plasterboard on the slopes, fitting insulation between and over the rafters, and re-boarding. The room will need redecorating. More about room-in-roof insulation.

  • Insulation to slopes, knee walls and flat ceiling
  • Eaves voids insulated where accessible
  • Boarding and finishing as agreed on the quote

Why book with us in Bristol

Clear contact details

Your quote says who to call with questions before, during and after the work.

Fixed written price

The price on the quote is the price you pay. It only changes if you change the job, or if we find something hidden, such as rot, and you agree the change in writing first.

Tidy work

Dust sheets on the route in and every bit of packaging taken away.

Plain-English advice

We explain what we find in plain English, and say so when nothing needs doing.

How much does room-in-roof insulation cost in Bristol?

£3,995 to £8,995One room-in-roof, depending on size and finish. Free survey and a fixed written quote before any work.

Part of this work can be zero-rated as energy-saving materials until 31 March 2027, and part is standard-rated. If VAT applies, your quote shows which is which.

Work out a guide price for your loft

Building regulations in England

In England, a loft insulated across more than half its area should reach a U-value of 0.16 W/m²K. Insulation alone is not usually notified to building control. How the rules work across the UK.

Questions about room-in-roof insulation in Bristol

Which council covers my address in Bristol?

Addresses in Bristol come under Bristol City council. The council matters for building control questions and some funding schemes.

Do you cover the whole of Bristol?

Yes. We cover every town and village in Bristol, including every postcode district.

Will the room get smaller?

Slightly. Insulated plasterboard over the rafters takes a few centimetres off each slope.

Can it be done without removing the plasterboard?

Sometimes the flat ceiling and eaves voids can be reached from behind. The slopes almost always need the boards off to insulate them properly.

Other loft work in Bristol

Find out what your loft needs

Free survey and a fixed written quote for installation work. Guide prices first if you prefer.