Set Of Purg-O-Mat Automatic Float Air Vent Valve For Roof Water Tank And Vaccume Valve :-(1) Purg-O-Mat Automatic Float Air Vent Valve With Shut-Off Valve Havin G Thread Bsp 3/8" To Rcf'S Drg.No.Lw 63150,Item No.-4,Alt.No.-'G', Qty/Kit-01 No. (2) Vaccume Valve G-1/2" To Rcf'S Drg.No.Lw 63150,Item No.-3,Alt.No.-'G'. Qty/Kit-2 Nos. As Per Drawing: M/S Hans H. Voss Tulpenweg Or M/S Calefi Or M/S Watts Industries Italy For Item No.4 Of Rcf Drg. No.Lw63150 Alt-G. [ Warranty Period: 30 Months After The Date Of Delivery ] [Quantity Tolerance (+/-): 5 %Age , Item Category : Normal , Total Po Value Variation Permitt Ed: Max 8 Lacs ] ]