An innovative new product called "Ringfit" pipe has been developed by theIntegrated Thermoplastics Ltd.,(near Medchal, Medak district) a unit of Nandi Group of Companies called to overcome the problems commonly experienced in solvent cement jointing of higher diameter (above 160 mm) UPVC  Pipes.    

These 'Nandi Gold' branded Ring fit pipes offers excellent advantages over other UPVC pipes specially for undergoing applications. Pipelines Utilizing Ring fit pipes can be taken up for pressure testing immediately on completion of the section. Unlike for solvent cement joints, the waiting period required for solvent cement jointing is entirely eliminated, resulting in short installation duration. Ring fit pipes are easy to install in the field. Ring fit pipes of diameters below 140 mm can be joined by hand pressure. For large sizes a pipe jack is available for the purpose.