FIRE PROTECTION OF DUCTWORK

Do not allow your design to be compromised… Insist on a Rockwool system that meets the standards… REQUIREMENTS Ductwork passing through a fire rated wall or floor must comply with BS 476: Part 24: 1987. This British Standard requires that any ductwork meets three criteria: • Stability • Integrity • Insulation For example, a system having 1 hour stability, 1 hour integrity and 15 minutes insulation is rated at 15 minutes only. The least of the three periods of compliance defines the fire rating. For ductwork passing through a fire rated wall or floor, no British Standard allows stability and integrity...

Stability Integrity Insulation MEETING THE STANDARDS Rockwool’s Fire Duct Systems is a cost-effective, one-layer insulation application which can be used to meet the required standards. Fire Duct Slab, Fire Duct PSM and Fire Duct Section have been specially engineered to combine maximum fire protection with the least possible weight and thickness. The simplicity of the single layer, glued, dry fix or combination joint system ensures rapid and reliable installation to both vertical and horizontal duct systems. Fire Duct Systems materials can be used to provide 1⁄2 hour, 1 hour, 11⁄2 and 2 hour...

FIRE PROTECTION OF DUCTWORK Technical advice Technical advice is available from the Rockwool Technical Helpline: 0871 222 1780 Rockwool Limited, Pencoed, Bridgend CF35 6NY Email: [email protected] Web: www.rockwool-firepro.com