Operating parameters: capacity: 1~ 150m3 / h; head: 12~ 305m; diameter: 25 ~ 125mm; temperature: -15 ~ 105 degree celsius. Product Overview: 　　GDLF pump is a kind of stainless steel multistage centrifugal pump. It has the advantage of small volume, energy-efficient and long service time, etc. Product useage: 　　it is applied to water supply and drainage of industry and city, agriculture irrigation,cooling system and water-cycling system and so on. Special Features: 　　1. With compact structure and small volume, it looks beautiful. 　　2.The entrance and exit are in the same level, so it is installed in pipeline like valve. At the same time, the pedestal increases its stability. 　　3.It convenient to maintain and service. 　　4. The impeller,housing and axis are all stainless steel. It overcomes the problem of cast-iron pump pollution serious .