28mm分水阀芯-四档
22mm分水阀芯-中间关闭
33mm分水阀芯-三档
22mm分水阀芯-90° 120° 180°可选
26mm 分水阀芯-四档
25mm分水阀芯-两档
37mm分水阀芯-四档
26mm分水阀芯-三档
