Simpson Strong Tie Simpson Strong Tie H2.5AZ ZMAX Galvanized 18-Gauge Hurricane Tie Designed to provide a connection between trusses/rafters and the top plate of the wall to resist high-wind/seismic forces Made from 18 gauge steel Install in pairs on either side of the rafter/truss/joist to provide resistance to uplift and lateral forces ZMAX galvanization offers extra corrosion resistance for exterior and treated-wood applications Install with 8d common nails or #9 by 1-1/2-inch screws Designed to provide a connection between trusses/rafters and the top plate of the wall to resist high-wind/seismic forces Install in pairs on either side of the rafter/truss/joist to provide resistance to uplift and lateral forces ZMAX galvanization offers extra corrosion resistance for exterior and treated-wood applications Install with 8d common nails or #9 by 1-1/2-inch screws