
SuperQuilt multifoil insulation
A/A+ fire ratedA/A+ fire rated and around 40mm thick. For Battersea properties where deepening the rafters is impractical, this is what makes the numbers work.
South West London loft specialists
Roughly a quarter of an uninsulated home's heat escapes through the roof. For Battersea homeowners that is the cheapest problem in the house to fix, and the one most likely to have been fixed badly the first time. We do it properly.

Why it matters
For a Battersea homeowner the practical upshot is simple — the loft is the first upgrade worth making and the one most likely to have been done to an outdated standard.
Battersea's homes
Housing across Battersea and the surrounding South West London area is largely substantial Victorian and Edwardian houses, interwar semis and detached homes, and a large number of period conversions, built through the 1880s through the 1930s. When we open a hatch here, the most common finding is not an absence of insulation but an insufficiency of it — a layer that was correct when fitted and has since been overtaken by both the guidance and the price of energy.
The second most common finding is a ventilation problem. Insulating a loft floor makes the roof space colder, and a colder roof space condenses more readily. Where a previous installer packed material tight into the eaves, the roof has lost the airflow it depends on and the homeowner has a damp loft they blame on the insulation rather than on the installation.
Add to that the local factor — a high proportion of lofts here have already been converted or partly converted, which moves the insulation from the floor to the rafters — and you have most of what a Battersea survey is checking for.
Our services in Battersea
Every one of these begins with the same free survey and ends with a fixed price agreed before anything starts.

A/A+ fire rated and around 40mm thick. For Battersea properties where deepening the rafters is impractical, this is what makes the numbers work.

Full-depth mineral wool, fitted with the ventilation path protected and the hatch sealed — the details that decide whether a Battersea loft actually performs.

Boards laid straight onto joists crush 270mm into 100mm. We batten out instead, so Battersea homeowners get usable storage and keep the insulation they paid for.

Fixed, stable access instead of a stepladder on the landing. Timber, aluminium or concertina, chosen to suit the space your Battersea home actually has.

Insulation, boarding, lighting and a ladder handled together in one visit — cheaper and better sequenced than buying the four separately.
Describe the property and what is bothering you about it, and we will recommend the right combination — or tell you that nothing needs doing.
Where we work
Wandsworth and Balham are all covered by the team that works Battersea, which is why we can usually offer a survey slot within the same week rather than the same month.
In the loft
Examples of the work we carry out across the area — insulation, boarding, access and full makeovers.



Questions & answers
It depends what is up there. Cross-laying a new layer over sound existing material is both cheaper and perfectly correct. Failed, contaminated or loose-fill material is stripped, bagged and disposed of — slow work, and we show it as its own line on the quote.
No. Loft insulation, boarding and loft ladders are all improvement works well outside planning control, in Battersea as everywhere else. A loft conversion — creating a habitable room with structural alterations — is different and normally needs building control approval. We do not carry out conversions.
Yes. Battersea is well within our regular working area, along with everywhere immediately around it — see the full list of areas.
The recommended 270mm, achieved in two layers: the first between the joists, the second laid across them to eliminate the cold bridge through the timber. Skipping that second cross-lay is one of the most common shortcuts in the trade.
Certainly. Doing the ladder in the same visit means the boarding is planned around where the ladder lands, which is considerably better than retrofitting one to a deck that was not designed for it.
Not if it is done properly. Insulating the floor makes the roof space colder, so moisture condenses more readily — the defence is the ventilation path at the eaves. Blocking it with insulation is what creates damp lofts. We keep it clear on every job. Our ventilation guide explains the mechanism.
What homeowners say
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Loft condensation and ventilation — one of our guides, written by the surveyors who assess lofts across Battersea and the rest of the capital every week. You can also browse all of our advice guides or read the general FAQ.
Written and fact-checked by the Loft Insulation London survey team, who assess loft spaces across the capital every working week. Last reviewed .
Book a free, no-obligation survey of your Battersea loft and get a fixed price in writing before you decide anything.