Firestop Systems- Can Hilti detail WL 7188b (UL W-L-7188) be specified with some modifications for a horizontal shaftwall assembly? We are enclosing an energy storage system (UPS) room in an …

I need a 2hr fire stop for a HVAC line set through a 9” concrete floor that consists of (2) 3/8” copper tubes. (1) has 1/2 foam insulation, the other has 3/4” foam insulation. The core drill size is 4”.

Is there an assembly that uses the firestop blocks that can go to deck, get the 1hr rating and prevent the passage of smoke? Or any other suggestions? fire stop, 1HR Smoke Barrier,Existing CMU

Along with HCP, Hilti is excited to announce our new mobile app for all your firestop needs: Hilti Firestop Selector. Using the Firestop Selector app gives you easy access to the Hilti Fire Protection Design …

When it comes to non-rated curtain wall facades, there are limiting factors for overall firestop performance. While the International Building Code requires the rating of the floor assembly to be …

The referenced code sections seem to allow through penetrations of rated walls and horizontal assemblies without an approved firestop system provided that: 1) The penetrating items are steel, …

In a recent multi-story wood-framed mutlifamily project in Oregon featuring Type III-B and Type V-A buildings (2-hour and 1-hour exterior rated walls, respectively), the field inspectors for the AHJ have …

The condition is a 2 hour rated wall assemblies that are penetrated by steel bar joists. The bar joist are perpendicular to a UL U419 assembly typically and one condition a UL U408 may be required. While …

Apr 9, 2019 · Can Hilti putty pad be used for a large enclosure in rated ceiling? Hello, Can the Hilti CP617 or CFS-P PA firestop putty pad be used as an opening protection material for an enclosure …

All Hilti firestop products come with install instructions; and, we can also support you in the field with Hilti representatives in your area. Please call 1800-879-8000 for additional information.