Blown loft insulation in Monmouth
For blown loft insulation in Monmouth, tell us a little about the loft and we will arrange a free survey and a fixed written quote.
We cover the NP25 postcode districts, inside the Monmouthshire council area.

Where we work around Monmouth
As the crow flies, Monmouth is roughly 20 miles from Newport (Gwent).
We also cover Chepstow and Abergavenny.
| Postcode districts | NP25 |
|---|---|
| Council area | Monmouthshire |
| County or area | Gwent |
What is blown loft insulation?
The machine stays outside or on the landing and the hose runs up to the loft. Depth markers fixed to the joists or trusses show the installed depth, and the fibre settles into corners that rolls would bridge. More about blown loft insulation.
- Loose-fill mineral wool to the agreed depth
- Eaves trays to keep ventilation open
- Hatch area finished with a retaining upstand
Why book with us in Monmouth
Downlights made safe
Fire-rated covers or a clear zone around recessed lights.
Tidy work
Dust sheets on the route in and every bit of packaging taken away.
Clear contact details
Your quote says who to call with questions before, during and after the work.
Honest about grants
If you might qualify for funding, we tell you before we quote.
How much does blown loft insulation cost in Monmouth?
Installing insulation in a home is zero-rated for VAT until 31 March 2027 and 5% after that, under HMRC's rules for energy-saving materials (notice 708/6).
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 blown loft insulation in Monmouth
How soon can you visit a home in Monmouth?
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.
Do you take on jobs outside Monmouth?
Yes. We also work in Chepstow and Abergavenny and elsewhere in Gwent.
What do I need to do before you arrive in Monmouth?
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.
Is it messy?
The hose runs through the house, so we sheet the route and the landing. The fibre stays in the loft.
Does blown insulation settle?
Mineral wool loose fill settles a little, which is allowed for in the depth we install. The depth markers let you check it later.
