External Wall Insulation in Caerphilly

Homeowners and landlords in Caerphilly choose S&K Property Investments & Improvement for external wall insulation that is planned properly and finished to a high standard.

You get a straight assessment, a fair fixed price, and work carried out when we say it will be. Solid-wall and hard-to-heat homes lose a lot of warmth through the walls. External wall insulation (EWI) wraps the outside of the building in insulation and a fresh render or cladding finish — cutting bills, warming rooms and transforming the look in one job.

Our external wall insulation service in Caerphilly includes

Insulation boards fixed to external walls
Mesh, basecoat and weatherproof finish
Silicone render or cladding top-coat
Detailing around windows, doors and eaves
Warmer rooms and lower heating bills
Refreshed exterior appearance

We fix insulation boards to the wall, reinforce with mesh and basecoat, and finish in a durable render or cladding. It is ideal for solid-wall properties that cannot take cavity insulation, and it keeps the disruption outside.

External wall insulation across Caerphilly

We carry out external wall insulation throughout Caerphilly, including Caerphilly, Bargoed, Blackwood, Risca, Ystrad Mynach, Rhymney, Bedwas, Nelson and the surrounding villages.

Caerphilly Bargoed Blackwood Risca Ystrad Mynach Rhymney Bedwas Nelson Newbridge Pontllanfraith

External Wall Insulation in Caerphilly — FAQs

Does external insulation reduce damp?

By keeping the wall warmer it can reduce condensation and cold-bridging damp, provided detailing is correct — which we ensure.

Who is external wall insulation for?

Mainly solid-wall or non-cavity homes that are cold and expensive to heat. It insulates and re-faces the property at once.

Does external insulation reduce damp?

By keeping the wall warmer it can reduce condensation and cold-bridging damp, provided detailing is correct — which we ensure.

Is the quote for external wall insulation in Caerphilly free?

Yes — we provide a free site survey and a fixed, itemised written quote with no obligation.

Are you local to Caerphilly?

We are a West Midlands-based company covering Caerphilly and the wider region, so you get a responsive local service backed by a full team.

Call 0800 088 6341 or request a free quote online and we will get straight back to you.

Our external wall insulation service in Caerphilly includes

External wall insulation across Caerphilly

External Wall Insulation in Caerphilly — FAQs

External Wall Insulation in Caerphilly?