Express Valve Services Ltd provide a long established and proven range of high quality cast iron and fabricated disc flushing valves for the Isolation and Control applications of Water Supply, Wastewater, Tidal, Hydropower, Flood and Irrigation Industries.
Utilizing our in house design and production facilities, Express Valve Services Ltd provides a comprehensive package of flow control solutions to service quality, cost and availability.
EVS sludge valves are available from aperture of 80mm – 600mm (larger/rectangular upon request) meeting all operating heads, civil structure fixing designs and modes of direct or remote operation from standard manual to site specific electrical/hydraulic/pneumatic including all associated operating equipment and Installation.
Available in aperture sizes (dia/sq) of 100mm – 600mm (larger upon application).
Design Features
Screw Operation Valve Suitable for draining of Water/Sludge from Tanks/Sumps
| Materials | |
| Body/Door | Cast iron |
| Sealing Faces | Gunmetal |
| Spindle | Stainless steel |
| Alternative materials | Stainless steel |
| Mounting | Floor/Flange fixing |
| Operation | Manual/Electric Actuation |
| Downloads |  Cast Iron Sludge Valve on-rising stemEVS 70 |
| Cast Iron Sludge Valve rising revolving stem EVS 71 |
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| Cast Iron Sludge Valve rising stem EVS 72 |
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Direct and Remote Operating Equipment to suit site specific requirements
Alternative body/door materials available.
Paint Systems to suit media
Note: see also EVS 76 Sludge Plug
