External wall insulation · Scotland

External wall insulation in Scotland

Social landlords in Scotland can use us to deliver EWI on houses and low-rise blocks, to the system holder's details and their own design.

We take on external wall insulation for social landlords across Scotland: housing associations, councils and supported housing providers in all 32 council areas, to the rules that apply in Scotland.

Where in Scotland do we carry out external wall insulation?

We cover every council area in Scotland. Choose one to see who owns the social homes there and the local guide price.

External wall insulation in a social home

What is included?

  • Survey of walls, services and details before design
  • Insulation boards, mesh, base coat and render or brick-slip finishes
  • Window reveal, cill, eaves and ground-level detailing
  • Scaffold, protection and resident liaison
  • Handover with system guarantee documents

Which rules apply in Scotland?

PAS 2035:2023 sets the whole-house retrofit process (assessment, coordination, design, installation and evaluation), and PAS 2030:2023 covers installation. Most government-backed retrofit schemes require both, with TrustMark lodgement. We confirm in writing, before appointment, how each measure in your scope will meet those requirements.

What does it cost in Scotland?

Our guide range for external wall insulation in Scotland is £9,700–£17,950 per house. That is the UK range of £10,000–£18,500 (published figure) adjusted by a regional cost factor of 0.97 (our own estimate); figures are before VAT where the source states it. Every job is priced after survey; specification, access and the condition of the homes will move the figure.

How do we deliver it?

Detailing is agreed before ordering, opening by opening. It is the difference between an EWI scheme that lasts thirty years and one that develops damp in three.

Common questions

Which council areas in Scotland do you cover for external wall insulation?

All 32: Aberdeen, Aberdeenshire, Angus, Argyll and Bute, Clackmannanshire, Dumfries and Galloway, Dundee, East Ayrshire, East Dunbartonshire, East Lothian, East Renfrewshire, Edinburgh, Falkirk, Fife, Glasgow, Highland, Inverclyde, Midlothian, Moray, North Ayrshire, North Lanarkshire, Orkney, Perth and Kinross, Renfrewshire, Scottish Borders, Shetland, South Ayrshire, South Lanarkshire, Stirling, West Dunbartonshire, West Lothian, Western Isles (Na h-Eileanan Siar).

Does EWI cause damp?

Badly detailed EWI can. Most failures happen at window reveals, eaves and ground level, which is where we spend the most care.

Can EWI be used on blocks of flats?

Often, yes. On blocks, the fire performance of the whole external wall is a design matter, and the rules on combustible materials depend on the building's height and use. We work to the design and do not substitute materials.

Talk to us

Need extra delivery capacity for your homes?

Send us your order, schedule or programme and we will come back with a clear scope, a price and a realistic start date.

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