Perfect Wall, Inc. - Metal Stud Framing Components

3-In-One (Bridging, Blocking & Backing)

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P.E. Drawings & Application

Product Information

The 3-In-One is the only product ever tested to UL Standards requiring 250 pull/point load for handrails, grab bars, and mounted seating required by the ADAAG 4.26 and the ICC/A117.1-2003 Sections 609 & 610.

The only product on the market today to cover fire-blocking, bridging, and backing all in one piece.

Replaces:

Bridging:
Cold-Rolled Channel Bridging with clips and other forms of bridging.
Backing:
Steel Plate Backing
Steel Plate backing has never been UL Tested to 250 lbs pull/point load and does not pass any code.

Flat Strap Backing
Flat strap backing has never been UL Tested to 250 lbs pull/point load and does not pass any code.

Fire & Draft blocking:
  1. Two-inch nominal lumber.
  2. Two thickness of 1-inch nominal lumber with broken lap joints.
  3. One thickness of 0.719-inch wood structural panels with joints backed by 0.719-inch wood structural panels.
  4. One thickness of 0.75-inch particleboard with joints backed by 0.75 particleboard.
  5. One-half-inch cement-based millboard.
  6. Batts or blankets of mineral wood, mineral fiber or other approved materials installed in such a manner as to be securely retained in place.

 

Combustible materials shall not be permitted in concealed spaces of buildings of Type I or II construction.
As stated by the IBC 2009 Section 717 (Concealed Spaces) 717.5

P.E. Drawings & Application