Heat Soaking

Holloseal have 2 heat soak ovens allowing us to meet the increased demand for heat soaking in the UK architectural market.

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Holloseal were the first UK manufacturer to mark all heat soak product with a UV pen so that customers can be fully satisfied that all of their product is being heat soaked as requested. The pen is a permanent mark only visible with a UV light after the heat soak process.


Proactively reducing the risk of potential field breakage, heat-soaked glass is most appropriate where a breakage would be highly dangerous or difficult to repair.

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Technical Information

A transparent and technically sound manufacturing process is incredibly important to us at Holloseal. Have a browse through our brochures and compliancy documents to understand why we are one of the UK's leading heat-soaked glass manufacturers and suppliers.

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Latest Projects

With a clear vision of the perfect sealed unit firmly within our sights, our extensive technical expertise allows us to confidently exceed expectations showcased via a diverse collection of architectural glazing projects - from ground-level treatments to bespoke curtain walling.

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Our Partners we work with ....

Guardian Glass
Asahi Glass Company
Saint Gobain