Simpson Strong-Tie DHU3.56/18TF (3-1/2" x 18") Drywall Top Flange Hanger with SDS Screws - G90 Galvanized
Description
Description
Simpson DHU3.56/18TF Description
The DHU3.56/18TF Drywall Top Flange Hanger by Simpson Strong-Tie offers a reliable solution for connecting floor trusses and joists to wood or concrete/masonry walls while maintaining fire-rated wall assemblies.
Simpson DHU3.56/18TF Includes
- (1) Drywall Top Flange Hanger
- (8) 1/4" x 3-1/2" SDS25312 Screws
Simpson DHU3.56/18TF Features
- Top-flange design preserves fire-rating with 1" member-to-wall gap.
- Compatible with solid sawn lumber and engineered wood members.
- IAPMO ER-287 listed and tested per ASTM D7147.
- Galvanized for corrosion resistance in typical interior environments.
Simpson DHU3.56/18TF Applications
- Multi-Family Construction: Supports floor framing while preserving fire-rated assemblies between units.
- Commercial Wood-Framed Buildings: Enables secure joist or truss connections in fire-separation wall applications.
- Engineered Wood Framing: Compatible with I-joists, LVL, and other engineered members.
- Solid Sawn Applications: Ideal for dimensional lumber in traditional framing systems.
Simpson DHU3.56/18TF Installation Overview
- Ensure a minimum 1" air gap between the end of the carried member and wall.
- Install with specified nails or screws into both the top flange and carried member.
- Place hanger on the cold side of the wall assembly.
- Avoid skewing, modifying, or installing upside-down.
- Meet ICC standards for anchorage when used with concrete or masonry.
Simpson DHU3.56/18TF Specifications
Finish | G90 Galvanized |
Fasteners required | Joist - (2) 0.148" x 1-1/2" Nails, Face - (8) 1/4" x 3-1/2" SDS25312 Screws (Included), Top - (6) 0.148 x 1-1/2" Nails |
For Treated Lumber | No |
Height | 17-15/16" |
Joist size | 3-1/2" X 18" |
Thickness | 12 Gauge |
Width | 3-9/16" |
NOTE: The correct fasteners installed in the correct position must be used to achieve published load values
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