Room-in-roof insulation in Redruth
Looking for room-in-roof insulation in Redruth? We cover Redruth and the rest of Cornwall, with a free survey and a fixed written quote.
We cover the TR16, TR15 and TR14 postcode districts, inside the Cornwall council area.

Where we work around Redruth
Redruth sits about 8 miles from Truro, measured in a straight line.
Other towns close by include Camborne, Truro, Falmouth and St Ives (Cornwall).
| Postcode districts | TR16, TR15, TR14 |
|---|---|
| Council area | Cornwall |
| County or area | Cornwall |
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. Where there is access behind the knee walls, we insulate the eaves voids and the floor behind them too. More about room-in-roof insulation.
- Boarding and finishing as agreed on the quote
- Insulation to slopes, knee walls and flat ceiling
- Eaves voids insulated where accessible
Why book with us in Redruth
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.
Clear contact details
Your quote says who to call with questions before, during and after the work.
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 Redruth?
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.
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 Redruth
Do you take on jobs outside Redruth?
Yes. We also work in Camborne and Truro and elsewhere in Cornwall.
What do I need to do before you arrive in Redruth?
Clear a path to the hatch and, if you can, move stored items away from the area we will be working in. Tell us about anything heavy or fragile.
How soon can you visit a home in Redruth?
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.
