R-flex is a flexible pre-insulated PEX with a corrugated, double-wall HDPE cover suitable for direct burial. R-flex is manufactured in accordance with DIN 16892/16893, with a DIN 4726 oxygen barrier.

Uses:

• Hydronic heating
• Hydronic snow melting
• District heating
  
• Commercial and process piping
  
• Geothermal
  
• Agricultural piping
  
• Biomass heat sources
  
• Wood-fired boilers
  
• Solar
  
• Cooling towers & chilled water systems