Product Description
The Simpson H1.81Z H1.81 18-Gauge ZMAX Galvanized Hurricane Tie by Simpson Strong-Tie is the first hurricane tie specifically sized for engineered wood, designed for use with 1-3/4 in. LVL roof rafters to provide a stronger connection to the top plate of the wall. Ideal for structures with higher-load demands such as heavy snow loads, it also delivers lateral resistance in a seismic event - offering a cost-effective, high-performing solution to tie down an LVL roof while installing with half the nails required for two single-sided twist straps.
Key Features
- Wider seat to fit 1-3/4 in. LVL rafters
- Both side faces connect to the joist for better support
- Can be installed on inside or outside of wall, or both sides
- Connector embossments add stiffness in crucial areas for improved performance
- Fits popular 0.148 in. x 1-1/2 in. connector nails
- Made from 18-gauge steel
- ZMAX galvanization offers extra corrosion resistance for exterior and treated-wood applications
Specifications
- Model Number: H1.81Z
- Gauge: 18
- Coating: ZMAX
- Finish: ZMAX
- Member Size: 1-3/4 in. width LVL
- Install With: Installs with 0.148 in. x 1-1/2 in. connector nails or #9 x 1-1/2 in. Simpson Strong-Tie Strong-Drive SD Connector screws
- Country of Origin: United States
Downloads and Resources
Frequently Asked Questions
- What type of rafter is the H1.81Z specifically designed for?
- The H1.81Z is specifically designed for use with 1-3/4 in. LVL (laminated veneer lumber) roof rafters, making it the first hurricane tie sized specifically for engineered wood.
- Where can the H1.81Z be installed on a wall?
- The H1.81Z can be installed on the inside or outside of the wall, or on both sides simultaneously, providing installation flexibility to meet various jobsite requirements.
- What corrosion protection does the H1.81Z offer?
- The H1.81Z features ZMAX galvanization, which offers extra corrosion resistance, making it suitable for exterior applications and use with treated wood.
- Why is the H1.81Z considered a cost-effective solution compared to twist straps?
- The H1.81Z installs with half the nails needed for two single-sided twist straps and offers a higher lateral allowable load, making it both a more economical and higher-performing solution for tying down an LVL roof.
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