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Intumescent Grilles for Fire Doors.

All intumescent fire grilles are tested to BS EN 1634-2.

A durable ventilation grille which is easily mounted in fire doors, & solid walls, and can provide in excess of 60 Minutes fire rating.

Suitable for mounting up to 1,000mm (1m) from floor level.

Comprising of an intumescent slated core within a galvanized steel frame with vermin proof mesh fitted to both faces.

The design allows a free area of 80% approximately - see our table below for guidance

Maximum grille size is 600mm² or equivalent area, or use a combination of grilles up to a maximum size of 1500 x 1000mm.

Circular grilles are available in 100, 125, 150, 200, 225, 250 and 300mm diameter sizes.

Vermin proof mesh

Fire Tests:

Warrington Fire Research: Global Assessment C100767
Chiltern International Fire: FEA/F96117
Trada/Chiltern: RF95041
NHBC Type Approval.

LOUVERED COVER PLATES:

We can supply steel Louvered Cover Plates (Air Transfer Plates) manufactured from a robust fabricated 2Oswg mild steel matched to the appropriate fire grille dimensions.

Cover plates have a Satin Anodised Aluminium appearance.

Intumescent Grilles 100x100mm to 250x250mm
Intumescent Grilles 100x100mm to 250x250mm Intumescent Fire Grilles in sizes from 100mm to 250mm width and 100mm to 250mm height
Fire Grilles 300x100mm to 350x350mm
Fire Grilles 300x100mm to 350x350mm Intumescent Fire Grilles in sizes from 300mm to 350mm width and 100mm to 350mm height
Fire Grilles 400x100mm to 600x600mm
Fire Grilles 400x100mm to 600x600mm Intumescent Fire Grilles in sizes from 400mm to 600mm width and 100mm to 6000mm height
Circular Fire Grilles
Circular Fire Grilles Circular grilles in 100, 125, 150, 200, 225, 250 and 300mm diameter sizes.