F4 type Elastomer seat valve with full passage with EPDM vulcanised gate. Flanges conform to EN 1092-2 and are drilled according to the pressure class. Standard version with flywheel and without extension shaft. According to the demand, manufacturing is made with extension shaft and bushing. Actuator connection is made to the Double Flanged gate valve when requested. Provides 100% protection against corrosion and disinfection products with thermoplastic powder epoxy paint. It is used in drinking water and agricultural irrigation. Complies with EN 1074-1 and 2 standards. Friction and pressure losses are minimised with full cross-section straight through feature. The bolt shaft is opened by rolling method and the bolt nut is forged. With the pinned bolt guide, the operation and sealing of the bolt is fully ensured. Provides ease of opening and closing with low operating torque. Long service life with wear-free slide guide.