• Dutco Tennant LLC, PO Box 233, Dubai, U.A.E.
Penstocks Waste Water Treatment

Discover precision engineering with our top-notch penstocks valves

Sizes 150 × 150 to 2000 × 2000 mm, 4-side-sealing, for round or quadrangular openings, dowelling with chemical anchor bolts

Installation advantages
  • Compact design, one-unit-delivery, ready to install
  • Quick and easy installation with a few dowels
  • No additional adjustment for operation necessary
Operation advantages
  • Maintenance free
  • Self-cleaning stem nut
  • Durable operating reliability Corrosion resistance
  • Maximum corrosion resistance due to stainless steel material, all acid cleaned and passivated in own pickling plant
  • Operating key, hand wheel, electric or pneumatic actuator, gears and a wide range of extensions
  • Quadrangular or rectangular intermediate sizes available
  • Larger sizes available on request


  • Municipal and industrial wastewater treatment plants
  • Rain reservoirs
  • Irrigation systems
  • Materials Frame: Stainless steel SS304 or SS316Ti
  • Sliding plate: Stainless steel SS304 or SS316Ti
  • Sealing: EPDM, wastewater resistant or NBR
  • Stem: SS304 or SS316Ti
  • Stem nut: GC-CuSn 12, seawater resistant bronze
  • Chem. anchor bolts: Stainless steel S32304
  • Other materials available on request.