... action, use with water,air and steam. 2 way, direct action, design for use with steam, water and air in general.Port Size ... : Female G1/8"Inner orifice: 2.2 mm; And more Body material: Brass Seal ring material: NBR, EPDM, Silicon ... /50; 220/230V/50; 380V/50 Protection Class: IP 65 2 way Irrigation Valve (ZCQ-20B-12)