Blog

New Firestop Systems – August 2022

Written by STI Firestop | Aug 16, 2022 4:00:00 AM

New Cross Laminated Timber Penetration Listings for 1 and 2-hour ratings.

STI/PF 120-01

  • Max 4 in PVC, closed or vented
  • Largest plastic pipe penetration system offered currently

STI/PF 60-02

STI/PF 120-02

  • AC Lineset Penetration
  • Max 1 in copper tube, steel, cast iron, ductile iron pipe insulated with ¾ in. AB/PVC
  • Two control wires
  • Max 1 in copper tube, steel, cast iron, ductile iron pipe condensate line

STI/PF 60-03

STI/PF 120-03

  • Max 4 inch bundle of multiple cable
  • Percent fill range from 0% to 44%

STI/PF 60-04

STI/PF 120-04

  • Up to 6 in diameter copper tube, steel, cast iron, ductile iron pipe, or conduit

STI/PF 60-05

  • Up to 6 in diameter copper tube, steel, cast iron, ductile iron pipe
  • Up to 2 in fiberglass insulation

STI/PF 60-06 

  • Max 4 in PVC, closed or vented
  • Largest plastic pipe penetration system offered currently

STI/PF 60-07

STI/PF 120-05

  • Max 5 in diameter blank opening

General list of features and benefits for all Listings:

• Min. 3-15/16 in (100mm) 3 ply systems for 1 and 2-hour applications

• Optional gypsum protection for 1 hour

• Optional gypsum protection for 2 hours with min 5-15/16 inch (132mm) floor or wall assemblies

• Optional floor toppings for floor applications