Driven by customer demand, BOSS has developed a new range of passive systems for Comflor® steel decking floor slabs. Now approved for up to 120 minutes fire resistance, BOSS’s leading penetration seals now protect pipes, cables and bundled services in very thin trapezoidal floor slabs.

Tested systems in Comflor® include these leading BOSS products:

  • FireMastic-HPE™ intumescent sealant
  • MaxiCollars™ for pipes and cables
  • BOSS FyreBox
  • FireMastic-300™ 5hr fire rated sealant
  • BOSS Batt
Service Penetrations Primary Fire Stopping Protection FRL Certification Reference
100mm uPVC DWV Pipe MaxiCollar™ 100mm -/120/120 SFC FRT180137a.2
75mm HDPE Pipe MaxiCollar™ 75mm -/120/120 SFC FRT180137b.2
32mm Copper Pipe FireMastic-300™ -/120/30 SFC FRT180137d.2
Pipes in various combo’s & qty’s:
– Up to 32mm PEX Pipe
– Up to 32mm PEX AL Pipe
– Up to 32mm Lagged Copper
– Up to 32 uPVC
– Up to 60mm Steel Sprinkler Pipe
– Up to 25mm Uninsulated Copper
BOSS FyreBox up to -/120/120 FAR4795.3
50mm Bundle of 22 x TPS Cables FireMastic-HPE™ -/120/120 SFC FRT180137b.2
25mm uPVC Conduit MaxiCollar™ 32mm -/120/120 SFC FRT180137a.2
Cables in various combo’s & qty’s:
– Up to 32mm uPVC Conduits
– TPS, Power & Mains Cables
– Comms & Data Cables:
– COAX Cables
– Fire Alarm & Security
– Intercom & EWIS
– A/C Control & Figure 8
BOSS FyreBox up to -/120/120 FAR4795.3
Multi-Service Bundles & HVAC+R:
Paircoil – A/C Lagged Copper Pipes
25mm uPVC
FireMastic-HPE™ -/120/120 SFC FRT180137b.2
Pipes in various combo’s & qty’s:
– Paircoil – A/C Lagged Copper Pipes
– up to 32mm Copper with 19mm Lagging
– up to 25 Copper with 13mm Lagging
BOSS FyreBox up to -/120/120 FAR4795.3


Technical Bulletin


Each project and/or application may have specific requirements and you should investigate these carefully. Ensure that you have read and understood the appropriate certification relative to your needs, and ensure you seek acceptance from the Certifying Authority or compliance inspector before installation. For updates of BOSS’ certification please contact BOSS Technical Services on +61 2 9531 8591.