Cavity wall insulation, cavity wall extraction and loft insulation across Sunderland, Washington, Houghton-le-Spring and surrounding areas.
Zest Home Insulation covers the full Sunderland SR postcode area for cavity wall insulation, cavity wall extraction and loft insulation. We serve homeowners, landlords and organisations across Sunderland city, Washington, Houghton-le-Spring, Hetton-le-Hole, Seaham and surrounding areas.
Sunderland has a mix of coastal and inland properties, interwar terraces, former colliery housing and newer estates. Washington new town has a substantial stock of post-war housing, much of which was built in the 1960s and 1970s and may now need insulation upgraded or failed installations addressed.
We work privately and through ECO4 funding. Not every property will qualify for funded work — our free survey will confirm eligibility.
Post-war and interwar properties in Sunderland and Washington are frequently suitable for cavity wall insulation. We survey each property to confirm before any work.
Learn more →If your Sunderland property has had damp, mould or cold spots since cavity wall insulation was installed, we can inspect the cavity and extract failed insulation. Our report is suitable for insurance or compensation claims.
Learn more →Installed to 270mm minimum depth throughout Sunderland. Most property types benefit regardless of wall construction.
Learn more →Yes. Washington is well within our regular coverage area. The town has significant post-war housing that is often suitable for cavity wall insulation or may need failed insulation extracted.
Almost certainly yes. A borescope cavity survey will confirm whether the insulation has failed or become saturated. If it has, cavity extraction removes the problem material and allows the cavity to dry. Read more: Signs your cavity wall insulation has failed.
Book a free property assessment across Sunderland, Washington and the surrounding SR postcode area.
