Balson Polyplast Pvt. Ltd supplies Inline Drip Irrigation System. Balson Polyplast Pvt. Ltd is an ISO 9001 certified company. Balson Polyplast Pvt. Ltd manufactures HDPE pipe & fittings, integral drip line, online drip, mini & micro sprinkler irrigation, landscape & garden irrigation system with full range of accessories. Inline Drip Irrigation System is available in the outside diameter of 12mm to 20mm. Inline Drip Irrigation System is available in 1 to 4 classes.