The H2.5A is designed for easy installation, with higher uplift loads to meet new code requirements. It was designed to help counter extreme winds generated by nature. 

Install in pairs to connect 2 x rafter to top plate

• Provides resistance to uplift and lateral forces
• Z-Max galvanized for extra corrosion resistance.
• Install with 5-8d x 1 ½ inch nails to rafter; 5-8d x 1 ½ inch nails to plate
• MFG Brand Name : SIMPSON STRONG-TIE
• MFG Model # : H2.5AZ