Ventury For Ventury Type Ventilation Arrangement For Lavatory Fitted With Bio-Toilet. Item No. B Of Drawing No. Mw-M-1-16 Alt. 2. [ Warranty Period: 30 Months After The Date Of Delivery ] [Quantity Tolerance (+/-): 5 %Age , Item Category : Normal , Total Po Value Variation Permitted: Max 8 Lacs ] ]