Commercial EWI · Kent
Commercial and public building EWI in Deal
Homeowners and landlords in Deal can get a free survey and a fixed written quote for commercial external wall insulation, covering CT14 and the surrounding area. For commercial premises in Deal, we programme the work around opening hours so the building can keep trading.
- Free survey in CT14 and nearby
- Guide price from £110 per m² + scaffold, + VAT
- Fixed written price before work starts
Free survey in Deal
Postcode, service and a phone number is all we need.
Part of every quote
- Clear handover file with system documentation
- Colour and texture options to suit brand or setting
- Contract roles under CDM 2015 agreed at the start
- Programmes phased around opening hours and term dates

Homes and walls in Deal
As well as Deal itself, we quote in Dover, Ramsgate and Broadstairs. It's roughly 38 miles from Deal to Maidstone, the largest town in Kent. Homes across the South East range from inter-war semis and post-war estates, which are mostly cavity-walled, to older solid-walled cottages and Victorian town terraces.
Much of Kent sits in the lower wind-driven rain exposure bands, which keeps the choice of finishes wide — though hilltop, coastal and exposed gable walls can still need a tougher specification, so we check the actual site.
Schools and community buildings around Deal are usually phased by elevation, with noisy stages in holidays where possible.
- Postcode district
- CT14
- County or area
- Kent
- Nation
- England
- Nearby
- Dover, Ramsgate, Broadstairs, Margate
Planning and building control in England
Before quoting in Deal, we check whether the property is in a conservation area, under an Article 4 direction or listed, because that decides whether changing the outside needs planning permission.
If the work covers more than half of a wall, or a quarter of the building's whole envelope, it counts as renovating a thermal element, with a target of about 0.30 W/m²K where feasible.
On residential buildings with a storey 11 metres or more above ground, guidance points to non-combustible external wall materials, and combustible materials are banned in relevant buildings 18 metres and over, so we specify mineral wool systems there.
Which system suits a commercial building?
The building's height, use (for example, residential or assembly use) and fire strategy shape the choice. Mineral wool systems are typical for multi-storey and public buildings; EPS may suit single-storey units. The system manufacturer's classification is confirmed in writing.
Commercial and public building EWI prices in Deal
| Item | Guide price | Notes |
|---|---|---|
| Insulated render system | £110–£200 per m²+ VAT | Priced on survey |
| Render refurbishment without insulation | £55–£95 per m²+ VAT | Silicone or mineral |
| Access and scaffold | Per building | Includes edge protection |
Confirmed by a fixed written quote after survey. Business prices shown before VAT, which is added at 20%. Buildings used solely for a relevant charitable purpose can qualify for 0% on insulation.
What happens next
Tell us about the property
Use the quote tool or form, or call. Photos help.
Free survey
We measure, check the walls and confirm approvals.
Fixed written quote
System, details, access, exclusions and VAT in writing.
Installation
Scheduled for suitable weather, with a clear programme.
Commercial EWI in Deal: questions
Is VAT 0% on commercial insulation?
Usually not. The zero rate covers insulation installed in residential accommodation and, since 1 February 2024, buildings used solely for a relevant charitable purpose, such as many charity-run village halls. Other commercial work is standard-rated.
Can the building stay open during the works?
Usually, yes. The work is phased and the scaffold layout keeps entrances and escape routes clear.
Do you provide a maintenance plan?
Yes — the handover includes the system documents and recommended inspection and cleaning intervals.
Do you cover Deal?
Yes — we survey and quote commercial external wall insulation in Deal (CT14) and nearby Dover, Ramsgate and Broadstairs, with a fixed written price before any work starts.