Body made of Ductile Iron. Most economical yet durable models. Totally indigenous sturdier design � tested for 16 kgcm 2 of water pressure to ensure everlasting performance. No skilled labour required for installation and thus saves on cost and valuable time. Suitable for DICIHDPPVC pipe and hence saves on inventory cost. Suitable for pipe diameters from 50 to 600 mm diameter and hence less inventory carrying cost. Easy to install in the field. All other durable material - Seal of Nitrile EPDM and rest of the hardware & strap of SS