Used to assemble water systems. Silicon bronze. Manufactured to include no more than 0.25% weighted average lead content on wetted surfaces. No. 709SB: Tank Leg Size: 10″, Tank Tapping Size: – X 1″ MIP, Leg Tapping Size: 3/4″ FIP X 1″ MIP, Cross Top Tapping Size: (2) 1/2″, Cross Side Tapping Size: (2) 1/4″, Material: Silicon Bronze No. 710SB: Tank Leg Size: 4″, Tank Tapping Size: – X 1″ MIP, Leg Tapping Size: 3/4″ FIP X 1″ MIP, Cross Top Tapping Size: (2) 1/2″, Cross Side Tapping Size: (2) 1/4″, Material: Silicon Bronze