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County Durham

Instaseal provide sealant services around the North East of England

Sealant experts based in County Durham, offering services to the housing and commercial sectors.

We have the largest mastic work force in the North East with over 20 years of experience in the industry.

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We have a team of sealant applicators based at the heart of County Durham. Many projects we are asked to work on are in the stunning surrounds of County Durham. We are the go to sealant application team in the area because of our quick response times and highly efficient working practise.

The skills of our team have grown exponentially with mastic application. We know a good sealant when we see one and we know the best practise in application.

Our team are ready to begin a sealant project with you on home building and construction.

Typically known as the mastic man, we provide professional silicone sealant application to Durham and the the surrounding areas.

What do you need to do?


Give us a call and we are able to advise on the best route to a successful outcome in and around Durham.

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