Loft insulation top-up in Maidenhead
If you need a loft insulation top-up in Maidenhead, we can help, and it starts with a free survey and a fixed written quote.
Postcode districts we cover here include SL6, in the Windsor and Maidenhead council area.

Where we work around Maidenhead
Maidenhead is about 12 miles from Reading as the crow flies.
We also cover Slough, Windsor, Bracknell and Ascot.
| Postcode districts | SL6 |
|---|---|
| Council area | Windsor and Maidenhead |
| County or area | Berkshire |
What is a loft insulation top-up?
Before we quote we measure the existing layer in several places and check its condition. If it is dry, even and not contaminated, we keep it and lay the top-up across it at right angles. More about a loft insulation top-up.
- Gaps in the existing layer filled
- Cross layer to a total of 270 to 300 mm
- Tank jacket and pipe lagging in the loft
Why book with us in Maidenhead
Eaves kept clear
Insulation is held back from the eaves so the loft can still ventilate.
We measure before we quote
Existing depth, joist spacing, wiring and the tank are checked, not guessed.
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.
How much does a loft insulation top-up cost in Maidenhead?
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 a loft insulation top-up in Maidenhead
Can a landlord in Maidenhead 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 cover all of SL6?
Yes, we cover the SL6 postcode district and the districts around Maidenhead.
Will I get a written quote for work in Maidenhead?
Yes. Every quote is in writing with the work, the price and what is included, so you can compare it properly.
Can new insulation go on top of old insulation?
Yes, if the old layer is dry, clean and reasonably even. If it is damp, contaminated or badly compressed we recommend removing it first.
Which way should the top-up layer run?
Across the joists, at right angles to the first layer. That covers the tops of the joists, which otherwise let heat escape along the timber.
Loft insulation top-up in other towns
Other loft work in Maidenhead
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- Loft insulation removal in Maidenhead From £445
- Loft boarding in Maidenhead From £695
- Loft insulation survey in Maidenhead From £95
- Insulated loft hatches in Maidenhead From £245
- Period home loft insulation in Maidenhead From £995
- Natural loft insulation in Maidenhead From £995
