AVK PN25 resilient seat gate valve series 57-80.
Stem sealing exchangeable under pressure
Face to face dimension to AS 2638.2
Flange to AS 4331 (PN25), drilled to AS 4087 B6 / AS 2129 Table F
• For water, sewage and neutral liquid applications
• Valve designed for use up to 70C
• Where applicable; for AS 4020 compliance, max temp = 40C