Supply & delivery of ISI marked 10 mm dia Nominal size with Leaded tin Bronze Ferrule conforming to IS: 2692: 1989 consisting component of Body, Plug, Cap, Water Plate & Nut, Resilient Washer and Copper Washer for Water tap connection in each house hold from existing distribution system within Scheme jurisdiction in different Piped Water Supply within West Bengal and delivery will be made in Ra