Loft InsulationInstallers

Room-in-roof insulation in Croydon

Homes in Croydon get the same service as everywhere else we work in Greater London. For room-in-roof insulation, that means a free survey and a fixed written quote.

We cover the CR7, CR0 and SE25 postcode districts, in the Croydon council area.

Guide price £3,995 to £8,995 Croydon, Greater London
An attic room being insulated

Where we work around Croydon

As the crow flies, Croydon is roughly 9 miles from central London.

We also cover Carshalton, Mitcham, Purley and Streatham.

Postcode districtsCR7, CR0, SE25
Council areaCroydon
County or areaGreater London

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.

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

Why book with us in Croydon

We measure before we quote

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

Clear contact details

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

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.

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

£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 Croydon

Do you charge extra to travel to Croydon?

Not normally. Our guide prices include normal travel to Croydon. If an address needs a ferry or an unusually long journey, we tell you the cost before you book.

Will I get a written quote for work in Croydon?

Yes. Every quote is in writing with the work, the price and what is included, so you can compare it properly.

How soon can you visit a home in Croydon?

We call you back to agree a time that suits you, and confirm the date in writing. Availability changes week to week, so we will give you the earliest slot we have.

Will the room get smaller?

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

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.

Room-in-roof insulation in other towns

Other loft work in Croydon

Find out what your loft needs

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