FIRE STOPPING WORK
A firestop, is a fire protection system made of various components used to seal openings and joints in fire resistance rated wall and/or floor assemblies.
Rating criteria are derived from the standard CAN/ULC-S115. Intumescent is a substance which swells as a result of heat exposure, thus increasing in volume NBCC Ratings: o F (Fire) Ratings are the standard ratings required by the NBCC for the vast majority of situations o FT (Transmission of Heat) Ratings are required at firewalls and at floors above basements.
Annular Space - the opening around the penetrating item. Penetrating item – building services; cables, cable trays, conduits, ducts, etc. that pass through a F.R. wall or floor. Firestop System – Firestop material tested in specific assembly
Where is Firestop Required? All new construction & retrofit projects. Industrial, Institutional & Commercial Apartment Buildings Hospitals Schools Nursing Homes.
Where is Firestop Required? Where fire rated assemblies are being penetrated o Fire Command Centers o Stairwells o Mechanical rooms o I.T. Rooms o Etc
Why is Firestop Important? Life Safety Building Code Requirement o Occupancy Liability Water Seal Limit Losses o Production
Firestop Products
Mineral Wool Intumescent Sealant Silicone Silicone SL Acrylic Sealant Spray Mortar Foam Collars Wrap Strip Putty Pads Inserts Putty Pillows/Blocks Sleeves Composite Sheets
Mineral Wool:
Firestop Backer Rock Fiber Pre-cut to required width & depth • Size: • 2” wide X 4” deep X 48” long • 3” wide X 4” deep X 48” long • 4” wide X 4” deep X 48” long
Intumescent Sealant
Premium Sealant Expand with heat Listed in majority of
Tested Systems Cables Small Plastic Pipes