Intumescent One Hour Fire Block 225 x 225 mm

Unit of Measure Each
Height 225 mm
Width 225 mm
Thickness 40 mm
£50.29 £41.91

Product Details

Intumescent material formed into square, rectangular or circular matrix and contained within a steel frame

On exposure to heat from a fire the intumescent material swells to produce a fire resistant seal against the passage of fire, smoke and hot gases

The grilles are easily installed in vertical apertures in doors, walls and ducting

Tested to BS 476 Part 20/22
Up to 1 hour fire resistance

High free air flow in either direction
Free air space 32,700 sq mm
Easy to install
can be used with 51095 face plates
Available in a range of sizes from stock

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