The Simpson Strong-Tie DTT1Z-KT is a ZMAX deck tension tie kit designed to meet critical IRC and IBC requirements for lateral-load connections between decks and wood-framed structures. Engineered for durability in exterior applications, the ZMAX finish offers long-term protection against rust and weathering.

This kit provides a safe, code-compliant way to resist the lateral forces that can pull a deck away from a home, while also serving as a secure anchorage point for guard posts. It’s ready to install and ideal for both new builds and retrofit projects.

Key Features:

• ZMAX  construction for corrosion resistance.
• Helps meet IRC/IBC code requirements for 1,500 Lb. lateral-load connections.
• Ideal for deck-to-structure connections and guard post anchorage.
• Suitable for exterior environments.
• Can be installed vertically or horizontally.

Applications:

• Deck lateral-load connections to primary structure.
• Guardrail post anchoring.
• New construction or retrofit installation.
  

Kit Includes:

• (4) DTT1Z ZMAX deck tension tie.
• (4) Simpson Strong-Tie SDWH27800G hot dip galvanized timber hex screws.
•  (26) #9 x 1-1/2" Strong-Drive SD Connector galvanized screws

Installation:

• Installs easily with no predrilling required when using the provided SD screws.
• May be mounted vertically or horizontally onto joists and blocking.
• Designed for connection to wood framing members.
  

NOTE: The correct fasteners installed in the correct position must be used to achieve published load values

California Residents: WARNING