Düker GmbH

Glass-Lined Bottom Outlet Valves Gap-Free Design

The innovative products by Düker are characterized by their easy to maintain and easy to clean design. The new generation has a reduced bellow of six convolutions, which reduces the risk of product entry or crystallization and improves the cleanability.

The modifications in detail..

The valve seat is placed with a "sealing cap" to guarantee a gap-free sealing.

The spindle in valve is protected by a stainless steel cladding. All our glass-lined bottom outlet valves are modular designed and in accordance with PED directive and QHD certifications.

Our gap free design valve in a brief summary:


  • Valve seat and "sealing cap" guarantee a gap-free connection inside of the glass-lined vessel
  • Valve seat (PFA) with stainless steel core and integrated gaskets
  • New TFM bellow
  • Replaceable PT100 temperature sensor
  • Stainless steel actuator with emergency opening
  • Flush nozzle as standard
  • Lifting device to support the assembly
  • NAMUR open / close

+ + + Düker GmbH + + +