THERM-A-STOP’s chemical formulation is based on expandable graphite which is manufactured in the UK to our unique formulation. The seal is supplied in a PVC casing. Unlike many other types of intumescent material, THERM-A-STOP is unaffected by atmospheric moisture and therefore does not require any further protection. It is also immune to degradation by carbon dioxide in the atmosphere.
Please note that these product properties are not a replacement for the manufacturer's literature and it is always recommended that Firewise Supplies is consulted before specifying.
Firewise Supplies hasn't formatted technical specifications for Therm-A-Stop Fire & Smoke Seals yet.
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