Copyright 2020 - EVS - Express Valve Services Limited


Express Valve Services Ltd provide the complete range of Check (Non return) Valves for use in Water, Sewage and Pumping applications.

Check valveWRAS approved valves available

EVS supply all styles of design of double flanged, multi door, recoil, wafer pattern, twin plate, anti flood  and nozzle for horizontal and vertical pipelines.

Available in aperture sizes (dia/sq) of 80mm – 300mm (larger upon application).


Design Features



50 – 1000mm dia (larger sizes available)

Express Track:  80 - 600mm dia EVS 60,61,

Pressure rating 16 bar - 25 bar (alternative pressures on application)
Materials Available 
Body  Ductile iron, Stainless Steel, uPVC
Disc  EPDM, Gunmetal, Welded Nickel Alloy, Stainless Steel, Various materials
Seals Resilient, Metal
Connection Flanged, Wafer, In line, Screwed
Options Swing, Lever/weight and guard. Micro and Limit switch indication
Downloads PDF availableCheck Valves
EVS 60
  PDF availableCheck Valves- external lever and weight
EVS 61
  PDF availableNon-Return Valve (Backflooding Prevention)
EVS 62
  PDF availableCheck Valve Sleeve – eccentric flat bottom design
EVS 63
  PDF availableRecoil Check Valves
EVS 64



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