Compact design. Self-aligning gland box. 316 SS valves for unrivaled corrosion protection. One piece integral cast body, chest and lugs. Full port flow. High flow rates with low pressure drops. Gate guides to support gate. A range of body & gate material options available. Complies with MSS SP-81 face-to-face dimensions. All valves are pressure tested to MSS SP-81. Maintenance friendly.