External wall insulation · Northern Ireland
External wall insulation in Derry City and Strabane
Social landlords in Derry City and Strabane can use us to deliver EWI on houses and low-rise blocks, to the system holder's details and their own design.
External wall insulation in Derry City and Strabane is carried out by our site teams and specialist subcontractors under our management, with photographs, notes and certificates on every job. Social homes in Derry City and Strabane are owned by the Northern Ireland Housing Executive and housing associations.
Derry City and Strabane at a glance
- Council
- Derry City and Strabane District Council
- Nation
- Northern Ireland
- Council homes
- Housing Executive and housing associations
- Housing standard
- Decent Homes Standard (NI)
- Damp and mould timescales
- No timescale law found
- Population
- 151,109 (2020 estimate)
- Regional price factor
- 0.90 (our estimate)
In Northern Ireland the Housing Executive, not the council, is the public landlord. Population: ONS 2020 mid-year estimate.
Who owns the social homes in Derry City and Strabane?
In Northern Ireland, councils are not housing authorities. Social homes in Derry City and Strabane are owned by the Northern Ireland Housing Executive and by registered housing associations, which are regulated by the Department for Communities.
What do we cover in Derry City and Strabane?
- Moving services, downpipes, meters and fittings
- 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

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.
Which rules apply in Derry City and Strabane?
Retrofit funding in Northern Ireland is set by the Department for Communities and the Housing Executive's own programmes.
Decent Homes Standard (NI) · More about external wall insulation
What does external wall insulation cost in Derry City and Strabane?
Our guide range for external wall insulation in Derry City and Strabane is £9,000–£16,650 per house. That is the UK range of £10,000–£18,500 (published figure) adjusted by a regional cost factor of 0.90 (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.
Questions about external wall insulation in Derry City and Strabane
Who is the social landlord in Derry City and Strabane?
In Northern Ireland, councils are not housing authorities. Social homes in Derry City and Strabane are owned by the Northern Ireland Housing Executive and by registered housing associations, which are regulated by the Department for Communities.
Do you also work near Derry City and Strabane?
Yes. We take on external wall insulation across Northern Ireland, including Mid Ulster, Fermanagh and Omagh, Causeway Coast and Glens and Antrim and Newtownabbey, and in every other UK nation.
Can you take on external wall insulation in Derry City and Strabane as a subcontractor?
Yes. Main contractors working for social landlords in Derry City and Strabane can engage us as a tier-2 subcontractor for external wall insulation, working under their systems and their client's specification.
Other works we carry out in Derry City and Strabane
- Window and door replacement
- Communal area refurbishment
- Housing disrepair works
- Heating upgrades and heat pumps
- Aids and adaptations
- Electrical remedial works and rewires
- Estate and external works
- Void property works
- Brickwork, pointing and render repairs
- Cyclical and external decoration
- Damp and mould remediation
- Smoke, heat and CO alarm installation