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Insulation Installers in South Wales

Find TrustMark-registered insulation contractors in South Wales. All listed companies comply with PAS 2030 installation standards and can process ECO4 and GBIS grant applications.

1 vetted installer · 17 towns covered

Find Insulation Installers by Town

Select your town to see local installers, pricing guidance and available grants.

Aberdare Rhondda Cynon Taf - Rhondda Cynon Taf Council Abergavenny Sir Fynwy - Monmouthshire Council Abertawe Abertawe - Swansea Council Caerfyrddin Sir Gaerfyrddin - Carmarthenshire Council Caerphilly Caerffili - Caerphilly Council Cardiff Caerdydd - Cardiff Council Chepstow Sir Fynwy - Monmouthshire Council Chippenham Sir Fynwy - Monmouthshire Council Cil-y-coed Sir Fynwy - Monmouthshire Council Llanelli Sir Fynwy - Monmouthshire Council Merthyr Tydfil Merthyr Tudful - Merthyr Tydfil Council Monmouth Sir Fynwy - Monmouthshire Council Neath Castell-nedd Port Talbot - Neath Port Talbot Council Penarth Bro Morgannwg - the Vale of Glamorgan Council Pontypridd Rhondda Cynon Taf - Rhondda Cynon Taf Council Port Talbot Castell-nedd Port Talbot - Neath Port Talbot Council Sandy Sir Gaerfyrddin - Carmarthenshire Council

Insulation Companies in South Wales

Company Location Rating Installs MCS #
Valleys Green Energy ✓ TrustMark Cardiff 4.7★ 150 NAP-34900

Other Services in South Wales

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Frequently Asked Questions

How many insulation installers are in South Wales?

We currently track 1 vetted insulation installer covering 17 towns across South Wales. All hold current MCS certification.

How do I get insulation quotes in South Wales?

Select your town from the list above to see local installers, then use our free quote request tool to receive up to three no-obligation quotes.

Are there grants for insulation installation in South Wales?

Yes — UK government grants including the Boiler Upgrade Scheme (£7,500 for heat pumps), ECO4, the Great British Insulation Scheme and 0% VAT on green energy products are available to eligible homeowners in South Wales. Eligibility depends on your property and circumstances.

Get Free Insulation Quotes in South Wales

Compare up to three fixed-price quotes from MCS-certified insulation installers in South Wales. Free, no obligation — vetted by Green Home Upgrade.

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