an outlet telescopic buried in the soil 地埋式伸缩式出水
dn16 fastconnecting pipe fittings 16快接管件
PVC saddle，PVC鞍座-莱芜甘露节水
pp saddle PP鞍座，
pvc varible diameter opening valve PVC变径开关阀
variable diameter soft belt has four way passes 软带变径四
ABS outlet port ABS出水口
soft belt joint 软带接头
soft belt with duckbill valve 软带用鸭嘴阀
快连接管件
节水灌溉PE管件三通
