Room-in-roof insulation in Monmouth
If you need room-in-roof insulation in Monmouth, we can help, and it starts with a free survey and a fixed written quote.
Jobs in NP25 are all within our normal area, inside the Monmouthshire council area.

Where we work around Monmouth
Monmouth sits about 20 miles from Newport (Gwent), measured in a straight line.
We work in neighbouring Chepstow and Abergavenny too.
| Postcode districts | NP25 |
|---|---|
| Council area | Monmouthshire |
| County or area | Gwent |
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.
- 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 Monmouth
No pressure selling
You get everything in writing and decide in your own time.
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 Monmouth?
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 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 Monmouth
Can a landlord in Monmouth book work for a tenanted house?
Yes. We can arrange access with the tenant directly and send you photos once the work is finished.
Do you take on jobs outside Monmouth?
Yes. We also work in Chepstow and Abergavenny and elsewhere in Gwent.
Can you visit Monmouth outside working hours?
Ask about early, late or weekend appointments when you get in touch, and we will tell you honestly what we can offer.
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.
Will the room get smaller?
Slightly. Insulated plasterboard over the rafters takes a few centimetres off each slope.
