The Simpson Strong-Tie DGT1.81/11.88 DGT Top-Flange Fire Wall Hanger is engineered for multifamily, multilevel Type III residential construction. Designed to fit 1-3/4 in. x 11-7/8 in. engineered wood members, this patent-pending, load-tested hanger carries a two-hour fire rating and is the first fire wall hanger built to install with a power nailer - keeping framing crews efficient and construction schedules on track. Tested to ASTM E814, the DGT is fire rated for use on both sides of the wall and is backed by expert service and technical support.

Key Features

• Loads tested and code listed for 1-1/2 in. and 2-1/2 in. power-driven or hand-installed nails
• Two-hour fire rating applies to 2x4 or thicker walls
• Innovative top-flange design for back-to-back installation on 2x6 (min.) walls
• Space for two layers of 5/8-in. drywall after framing, allowing drywall to be slipped into place after framing is complete
• Two-hour Fire-Resistant rating - Intertek Design No. SST/WPCF 120-01
• Tested according to ASTM E814 and fire rated for use on both sides of the wall
• Made from 12-gauge steel with G90 galvanized coating for corrosion resistance
• Made in the United States

Specifications

• MPN: DGT1.81/11.88
• Brand: Simpson Strong-Tie
• Member Size: 1-3/4 in. x 11-7/8 in.
• Seat Width: 1-13/16 in.
• Height: 11-13/16 in.
• Gauge: 12
• Coating / Finish: Zinc Galvanized, G90
• Fire Rating: Two-hour - Intertek Design No. SST/WPCF 120-01
• Installation Fasteners: Install with (6) 0.148 in. x 1-1/2 in. OR 0.148 in. x 2-1/2 in. nails in the top; (2) 0.148 in. x 1-1/2 in. nails OR (4) 0.148 in. x 2-1/2 in. nails in the face; and (6) 0.148 in. x 1-1/2 in. nails in the joist (sold separately)
• Country of Origin: United States

Approved Applications

• Multifamily residential construction requiring fire-rated wall assemblies
• Multilevel Type III residential construction
• Fire wall hanger applications on 2x4 or thicker walls with a two-hour fire rating requirement
• Back-to-back installations on 2x6 (minimum) walls using the top-flange design
• Assemblies requiring two layers of 5/8-in. gypsum board on both sides of a fire wall

Options

• Contact us for Configurable Options and Special orders

Frequently Asked Questions

What joist size is the DGT1.81/11.88 designed for?

This hanger is designed for engineered wood members measuring 1-3/4 in. x 11-7/8 in., with a seat width of 1-13/16 in.

What is the fire rating for this hanger, and how was it tested?

The DGT1.81/11.88 carries a two-hour fire-resistant rating tested in accordance with ASTM E814. It is rated for use on both sides of the wall and holds Intertek Design No. SST/WPCF 120-01. The two-hour fire rating applies to 2x4 or thicker walls.

Can this hanger be installed with a power nailer?

Yes. The DGT is the first fire wall hanger designed to install with a power nailer. It is also load tested and code listed for 1-1/2 in. and 2-1/2 in. hand-installed nails, giving installers flexibility on the job site.

How does the top-flange design accommodate drywall installation?

The innovative top-flange design provides space for two layers of 5/8-in. gypsum board (drywall) to be slipped into place after framing is complete. It also supports back-to-back installation on 2x6 (minimum) walls, making it well suited for fire wall assemblies in multifamily construction.

Downloads and Resources

• Two-hour Fire-Resistant rating Intertek Design No. SST/WPCF 120-01
• Specifications

Note: Product dimensions may differ from picture.