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Firetherm Intumastic Trowel/Brush

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Product Description

Trowel grade or brush grade, medium viscosity paste, or low viscosity liquid containing acrylic emulsion, inert fillers and fungicide. To be used for internal applications only.


A mastic used to coat plain mineral fibre batts of a density exceeding 64 kg/m3 in situations where it is more cost effective to install uncoated mineral fibre and later apply.

Product Performance

œUp to 4 hrs fire integrity to BS 476 Pt 20, BS EN 1366/3-4 depending on specification

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Fire Retardant Coatings
Passive Fire Protection for Electrical
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