Natural loft insulation in Crowthorne
We fit sheep's wool or natural loft insulation for homes in Crowthorne and across Berkshire, starting with a free survey and a fixed written quote.
We cover postcodes including RG45, GU47 and RG40. The local authority is Wokingham.

Where we work around Crowthorne
As the crow flies, Crowthorne is roughly 10 miles from Reading.
Other towns close by include Sandhurst, Wokingham, Bracknell and Ascot.
| Postcode districts | RG45, GU47, RG40, RG12 |
|---|---|
| Council area | Wokingham |
| County or area | Berkshire |
What is sheep's wool or natural loft insulation?
Sheep's wool and wood fibre are vapour-open and can take up and release moisture. They are also pleasant to handle. More about sheep's wool or natural loft insulation.
- Eaves kept clear
- Sheep's wool or wood fibre to the agreed performance
- Crawl boards so weak ceilings are not loaded
Why book with us in Crowthorne
Tank and pipes protected
Every insulation job includes a tank jacket and pipe lagging, so nothing freezes in a colder loft.
Honest about grants
If you might qualify for funding, we tell you before we quote.
Boarding done properly
Storage boards go on loft legs, never straight onto the insulation.
No pressure selling
You get everything in writing and decide in your own time.
How much does sheep's wool or natural loft insulation cost in Crowthorne?
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 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 sheep's wool or natural loft insulation in Crowthorne
Do you cover all of RG45?
Yes, we cover the RG45 postcode district and the districts around Crowthorne.
How do I pay for work in Crowthorne?
Payment terms are set out on your quote. We never ask for payment on the doorstep or in cash.
Do you take on jobs outside Crowthorne?
Yes. We also work in Sandhurst and Wokingham and elsewhere in Berkshire.
Do moths eat sheep's wool insulation?
Insulation-grade sheep's wool is treated against insects. We use products sold for loft insulation, not raw fleece.
Is sheep's wool insulation worth the extra cost?
In an older breathable house, or if you care about the material, often yes. In a modern semi with plasterboard ceilings the extra cost buys little performance.
