Product description : Make:HD For automatic wet sprinkler alarm system Cast iron body with Bronze internals Size: 80, 100, 150 & 200 mm (3″, 4″, 6″ & 8″) Rated for 175 psi (12.0 bar) service pressure Easily trimmed with constant pressure or with retard chamber for variable pressure Rubber-to-metal positive sealing and grooved seat design for positive water flow for alarm operation Flanged connection – ANSI B 16.1 Maximum service pressure – 12.0 bar (175 psi) Epoxy-coated on both internal & external surfaces for extra Protection

Product description : Make:HD For automatic wet sprinkler alarm system Cast iron body with Bronze internals Size: 80, 100, 150 & 200 mm (3″, 4″, 6″ & 8″) Rated for 175 psi (12.0 bar) service pressure Easily trimmed with constant pressure or with retard chamber for variable pressure Rubber-to-metal positive sealing and grooved seat design for positive water flow for alarm operation Flanged connection – ANSI B 16.1 Maximum service pressure – 12.0 bar (175 psi) Epoxy-coated on both internal & external surfaces for extra Protection