Fire

'Sprayfilm' capability extended.(Product guide)

Following a recent test program at a UKAS accredited test laboratory, Sprayfilm WB3 thin film intumescent coating, manufactured by Alfreton based Cafco International, has become the first water based product to be able to provide fire ratings up to two hours on a wide range of steel sections, in accordance with BS 476 Part 21.

At higher ratings, such as 120 minutes, the required final thickness increases, but Sprayfilm WB3's high build capability reduces the number of coats required, which also facilitates lower labour costs. Solvent based products exist that can offer 120 minute protection, but because of their solvent content they can present application problems on site. …

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