Vigiflap Explosion Isolation Valve

SBK A/S can supply isolation valves from ø 160 mm to ø 800 mm from S.T.I.F


The Vigiflap is a non-return valve, designed to prevent overpressure or flame caused by a downstream explosion (dust collectors, filters, cyclones...) to propagate in the piping system.

Explosion safety equipment from SBK A/S is approved to the following norms:

Ex II GD EN 16447 (2014) / EN 1127-1 (2019) / EN 14460 (2018)

EC type examination certificate:

Production quality assurance notification:
INERIS 08ATEXQ406 / ISO9001 (2015)

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