Brick slip external wall insulation in Hornchurch
If you live in Hornchurch (RM11) and your walls are solid, system-built or simply cold, brick slip external wall insulation may be the most effective upgrade you can make without losing any room inside.

What is brick slip external wall insulation?
Brick slip external wall insulation is an EWI system finished with 10–20mm thick clay brick slips, bonded with adhesive onto a reinforced basecoat over the insulation and then pointed. Corner slips return around external corners so the finish reads as solid brickwork.
Brick slip EWI around Hornchurch
Hornchurch is in the RM11 postcode district, about 15 miles from London. 6 other towns we cover are within 25 miles.
We arrange surveys in Hornchurch (RM11) at a time that suits you, and cover neighbouring Romford, Dagenham and Becontree too.
We photograph every hidden layer as it goes on, so you have a record of what's behind the finish on your Hornchurch home.
Brick slip EWI near Hornchurch: Romford (2 miles), Dagenham (2 miles), Becontree (4 miles), South Ockendon (4 miles), Thamesmead (6 miles), Brentwood (6 miles).
Cost in Hornchurch
Guide prices for brick slip external wall insulation in Hornchurch run from about £185 to £265 per square metre installed, slips and pointing included; scaffolding priced per house, with VAT at 0% on homes until 31 March 2027.
Whole-house prices include standard scaffolding, beads, sills and refitting services; unusual access, footpath licences and wall repairs are quoted separately.
Key facts
- Finish
- Real clay brick slips, 10–20mm
- Insulation underneath
- EPS or mineral wool, as certified
- Best for
- Brick streets, planning-sensitive fronts
Why choose it
- Keeps a real brick appearance
- Very durable, low-maintenance face
- Can mix with render on side and rear walls to manage cost
Why is a brick slip finish more expensive?
Slips are a material cost on their own, they are laid by hand course by course, corners need special pieces, and the whole face is pointed. Expect brick slip finishes to cost noticeably more per square metre than render.
More services in Hornchurch
- EWI installation
- Phenolic EWI
- Insulated cladding
- Insulating lime render
- Mineral & silicate render
- Non-traditional houses
- Detached house EWI
- Flats & low-rise blocks
Rules that apply in Hornchurch
- Funding
- Low-income households in homes rated below EPC C can apply for Warm Homes: Local Grant where their council is taking part. The Great British Insulation Scheme closed on 31 March 2026, and ECO4 closes on 31 December 2026; its final months are for finishing and putting right existing work. Grant schemes use their own approved installers, so check a scheme's installer rules before booking; our quotes are for privately funded work unless we confirm otherwise in writing. Grants guide
- VAT
- Installing insulation in a home is zero-rated for VAT until 31 March 2027, then 5%.
Checked October 2026. Rules change, so we confirm them for your address at survey.
Brick slip EWI in Hornchurch: questions
How much should I budget for brick slip external wall insulation in Hornchurch?
Budget around £185–£265 per square metre of wall for the system and finish, plus scaffolding priced per house. The survey measures your walls in Hornchurch and fixes the total in writing.
Is VAT charged on brick slip external wall insulation in Hornchurch?
Not on installing insulation in a home at the moment: that's zero-rated until 31 March 2027, after which the rate is due to be 5%. Work on commercial buildings is standard-rated.
Which EWI system suits homes in Hornchurch?
It depends on the walls. Most brick houses in Hornchurch suit EPS with silicone render; older stone or lime-built walls suit wood fibre or insulating lime render; and blocks need mineral wool. The free survey recommends one and explains why.
Brick slip EWI | Brick slip EWI in Greater London | All services in Hornchurch