Simpson Strong-Tie HD19 Holdown The HPA35 purlin anchor is

The HPA35 purlin anchor is made of 10 gauge galvanized steel

The Simpson Strong-Tie HUC412 is a 4 x 12 concealed flange hanger made with 14 gauge galvanized steel

A non-welded

These hangers are designed for applications where higher loads are needed

Simpson Strong-Tie HD19 Holdown The HPA35 purlin anchor isThe Simpson Strong Tie HD19 offers higher allowable loads. Providing high capacity for both vertical and horizontal applications. The are self jigging, ensuring that the code required minimum of seven bolt diameters from the end of the post is met. They can be installed back to back when eccentricty is an issue. Fasten with Five 1 machine bolts and either a 1 1 8 or 1 1 4 anchor to achieve different loads. Made with 3 gauge steel painted Simpson