External wall insulation · Northern Ireland

External wall insulation in Belfast

Social landlords in Belfast 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 in Belfast for the Housing Executive, housing associations and supported housing providers, managing every trade ourselves and working to the timescales in your order. Social homes in Belfast are owned by the Northern Ireland Housing Executive and housing associations.

Belfast at a glance

Council: Belfast City 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: 342,560 (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 Belfast?

In Northern Ireland, councils are not housing authorities. Social homes in Belfast 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 Belfast?

Survey of walls, services and details before design
Insulation boards, mesh, base coat and render or brick-slip finishes
Fire breaks and non-combustible materials where the design requires them
Scaffold, protection and resident liaison
Handover with system guarantee documents

External wall insulation in a social home

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 Belfast?

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 Belfast?

Our guide range for external wall insulation in Belfast 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 Belfast

Who is the social landlord in Belfast?

Can you take on external wall insulation in Belfast as a subcontractor?

Yes. Main contractors working for social landlords in Belfast can engage us as a tier-2 subcontractor for external wall insulation, working under their systems and their client's specification.

Which housing standard applies in Belfast?

In Northern Ireland, the Housing Executive and registered housing associations work to the Northern Ireland Decent Homes Standard, which the Department for Communities consulted on revising in 2025–26.