Intumescent Block Intumescent Grille by Norseal
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[email protected] Specification Fixing Install to ventilation, air con, ductwork, etc. Material Intumescent Size (mm) 100x100, 150x150, 200x200, 225x75, 225x150, 225x225, 250x250, 300x150, 300x225, 300x300, 400x150, 400x400, 500x500, 600x600
Benefits 60 minute fire rated Low maintenance BS 476 part 20:22 Protects against fire Low cost
More info available at — norseal.co.uk/browse/intumescent-grilles/intumescent-block