DOYMAfix® HP/O

  • Wall duct for above-ground external building walls
  • Use in various wall structures
  • for air-to-water heat pumps
  • with integrated thermal insulation
  • Wall duct for above-ground external building walls
  • Use in various wall structures
  • for air-to-water heat pumps
  • with integrated thermal insulation
  • Can be used for both new and existing buildings
  • Assured thermal insulation - fulfilment of the GEG requirement
  • Aesthetic wall transition with attractive surface finish
  • Can be used universally in all common wall constructions
  • Segmental design enables individual length adjustment to structural conditions
  • One-person installation
  • Installation can be carried out directly after wall completion
  • Separate routing of pipes and cables
  • Separate routing of power and control cables
  • Thermal separation avoids thermal bridges
  • Contact surface for flat connection of the 200% external insulation
  • Bird-proof construction
  • Low weight facilitates installation
  • Quick and easy installation saves time
  • Cross-trade installation (shell construction, electrical, HVAC) creates flexibility in the construction process
  • Airtight according to DIN EN 13829
  • Gas-tight - installation within the R290 protection zone possible.
  • Tight against splash water, IP44 to DIN EN 60529
  • Sound insulation in accordance with DIN 4109-2
  • Corrosion-free component
  • Internal and external sealing
  • Variably customisable sealing elements for the pipes
  • Flexible cable seals
  • Plug-in connection segments
  • Expansion foam for filling cavities
  • Intermediate segment (set of 4) for walls > 500 mm 
  • Expansion foam (500 ml) for walls > 500 mm
  • Compriband (3.3 m) for sealing on uneven wall surfaces. 
  • Sealing set (4 sealing plugs) for refrigerant pipes (split)

Installation video

Reference