... approved by ISO9001 and CE approved . Detailed Product Description drain valve code: MKCsize:1/4", 3/8" ,1/ ... 2" material: brass body , brass ball , aluminum handle .drain mini valve code: MKCsize:1/4", 3/8" ,1/2 ... medium: water &non-causticity liquid ,&saturated steam. FEATURES: drain valve are bottom loaded stem designed , this anti-blow- ... goods5) package6) deliveing the goods on time . drain valve