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Instaseal provide sealant services around the North East of England

Sealant experts working in Middlesbrough, 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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Instaseal are a local provider for mastic application to large and small projects in and around Middlesbrough area.
We are the sealant experts and can provide skilled sealant installers to the Middlesbrough area.

We work with some of the biggest names in home building and construction.


The Instaseal team are quick to respond to your needs and can be with you in the Middlesbrough area with high levels of efficiency.

We can work with home builders where we install sealant throughout the home once the building phase is complete.
We ensure a fully professional mastic solution with the full set of sealant services on offer.

Call the team today and find out how our sealant team can help with your project.

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