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Simpson Strong-Tie HDU Holdowns with 2-1/2" SDS Structural Screws

The Simpson Strong-Tie HDU Holdowns with 2-1/2" SDS Structural Screws is designed for use in shearwalls and braced-wall panels, as well as other lateral applications in wood construction. The HDU uses Strong-Drive® SDS Heavy-Duty Connector screws which install easily, reduce fastener slip and provide a greater net section than bolts. The HDU Holdown feature a predeflected seat that eliminates deflection under load.  Please Note: You should always check with an engineer and/or building department if you are making structural changes to any project.
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Simpson Strong-Tie HDU Holdowns with 2-1/2" SDS Structural Screws
The Simpson Strong-Tie HDU Holdowns with 2-1/2" SDS Structural Screws is designed for use in shearwalls and braced-wall panels, as well as other lateral applications in wood construction. The HDU uses Strong-Drive® SDS Heavy-Duty Connector screws which install easily, reduce fastener slip and provide a greater net section than bolts. The HDU Holdown feature a predeflected seat that eliminates deflection under load.  Please Note: You should always check with an engineer and/or building department if you are making structural changes to any project.