About Us

Who Are We?

Karnheath Ltd is a specialist insulation contractor supplying and installing loft and cavity wall insulation throughout the North East. We also offer cavity extraction services should the existing material be compromised.

Founded in 1978, Karnheath have a wealth of experience in energy efficiency and no job is too big or too small.

Karnheath Ltd have worked with government initiative schemes and local councils to provide independent advice on low cost energy services to home owners, tenants, major house builders and commercial properties throughout the North East.

Our Operation

Karnheath Ltd operate as far North as the Scottish Borders right down to North Yorkshire and as far West as Cumbria.

Find out other areas we cover by contacting us using the button below.

Our Mission

Karnheath Ltd began trading to serve the commercial and residential community of the North East’s insulation needs. After fourty years of business, we continue to do what we do best – keeping properties warm, saving money and reducing carbon emissions that contribute to the worlds green house effect.

Why Us?

Karnheath Ltd are one of the longest running insulation company in the North East. Our thirty years of experience ensures the best possible service at the best possible price. We operate several teams throughout the area allowing us to conduct free, no obligation surveys and the work in a record turn around time. View our testimonials page to read what previous customers said about us.

Green Policy

Whilst our service makes an immediate improvement to a properties carbon footprint, we endeavour to reduce our own carbon emissions by 5% each year.