Intumescent Metal Fire Box (Product 52 ) Fire Door Accessories L1 – L4 50 x

L1 – L4                               50 x 267mm                          70 x 315mm

Technical Information

For lined curtains

• Manufactured to BS EN3

Intumescent Metal Fire Box (Product 52 ) Fire Door Accessories L1 – L4 50 xFire and smoke resistant letter bags and boxes to protect against arson n internal intumescent metal fire box suitable for use in areas with vulnerability to arson or vandalism attacks. The intumescent expands under heat and contains fire spread, which will stop fires. This product is safe to use as it does not contain liquids or gasses. Also available as an intumescent flexible fire bag. Burning paper and liquids put through mail apertures in doors