Simpson Strong-Tie WSWH-TSS18KT Description

The WSWH-TSS18KT is a two-story stacked connection kit designed for 18″ high-strength wood shearwalls, providing superior performance and simplified installation.

Simpson Strong-Tie WSWH-TSS18KT Includes

• (1) shear transfer plate
• (2) multistory kit holdowns
• (2) 1″ x 30″ threaded rods (ASTM A193 B7)
• (2) heavy hex nuts
• installation instructions

Simpson Strong-Tie WSWH-TSS18KT Features

• Simplified installation that provides superior performance

Simpson Strong-Tie WSWH-TSS18KT Applications

• Garage Portal System on Concrete Foundation

Simpson Strong-Tie WSWH-TSS18KT Installation Overview

1. Install holdowns 1/2″ from outer edge of lower WSWH panel; use 0.148 x 2 1/2″ (min. length) nails; fill all holes
2. Install a shim between the holdowns for flush bearing of the double top plates
3. Drill holes in subfloor (2″ max. dia.) and double top plates (1 1/8″ max. dia.)
4. Install supplied threaded rods through holes into holdowns; tighten until fully engaged
5. Trim threaded rods as required to achieve 6 1/2 ” standoff from top of subfloor
6. Install heavy hex nuts on threaded rods such that they are flush with the top of the subfloor
7. Install blocking (matches height of rim joist) between top plates and subfloor; attachment per designer
8. Place shear transfer plate over threaded rods and attach to outer face of the rim joist using 0.148″ x 2 1/2″ (min. length) nails
9. Install upper WSWH panel using heavy bearing plates and heavy hex nuts provided with WSWH panel
10. Attach A34 angles on either side of the WSWH panel (not provided)
11. Attach LTP4s (not provided) to double top plates and rim joist, per designer

Simpson Strong-Tie WSWH-TSS18KT Specifications