| 1. Design and Manufacture Conform to AWWA C5092. Flange dimensions Conform to ANSI B16.1 1251b3. Face to Face dimensions Conform to ANSI B16.10 1251b4. Rubber material may be also CR EPDM etc.5. All valve surfaces shall be painted with Epoxy resin paint.6. It can be operated with wrench head according to customer’s requirement. | 
