Room-in-roof insulation in West Glamorgan

Where we work around West Glamorgan

We work across the Swansea and Neath Port Talbot council areas.

Postcodes starting SA are all inside our area.

Councils	Swansea and Neath Port Talbot
Postcode areas	SA
Towns listed	6

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. Dormer cheeks and roofs are included where they can be reached. More about room-in-roof insulation.

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

Why book with us in West Glamorgan

We measure before we quote

Existing depth, joist spacing, wiring and the tank are checked, not guessed.

Tidy work

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

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.

Photos of the finished loft

You see the work done without climbing the ladder.

How much does room-in-roof insulation cost in West Glamorgan?

£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 Wales

Wales has its own Approved Document L. Insulation alone is not normally notified, but conversions need building control. How the rules work across the UK.

Questions about room-in-roof insulation in West Glamorgan

Do you cover the whole of West Glamorgan?

Yes. We cover every town and village in West Glamorgan, including Swansea, Neath and Briton Ferry.

Can you quote for several properties in West Glamorgan?

Yes. Landlords and agents can send a list of addresses and we will survey them in as few visits as we can.

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.

How long does room-in-roof insulation take?

Usually three to six working days for one room, depending on how much is stripped and how it is finished.