Vortex manufactures many different types of Maxifit Coupling for many kind pipes(PVC/UPVC,AC,Steel etc) 1), Product Information Vortex manufactures many different types of ductile iron Maxifit Coupling for many kind pipes(PVC/UPVC,AC,Steel etc)We supply flange adaptor for all over the world and product surface shall be smooth and free from sand holes, blow holes, distortion or any other defects. ...