Integral Shaft Enclosures for Fire Extinguishing Equipment according to DIN 14461

Installation of wall hydrants / fire extinguishers

With lower inspection doors (optional)

Insulation of the extinguishing technology


A standardised fire and smoke protection system for the installation of fire extinguishing equipment per DIN 14461 has become available for vertical shafts for the first time: wall hydrants, discharge points and feed-in systems can be simply and quickly placed directly into the shaft wall with PRIOHYD without further panelling.

PRIOHYD without doors for installation of systems on-site


  • Fire resistance of 90 minutes
  • For Extinguisher hose installations and wall hydrants according to DIN 14461
  • Non combustible composite material, classified A2 – s1, d0
  • Protection against drafts, cold smoke and hot combustion gases
  • Proof of expert opinion


  • Housing with high mechanical resistance
  • Fire protection with consistent installation into GRP shaft wall
  • Seal-off of the extinguisher technology from the service shaft
  • PRIOHYD without acrylic glass door for installing built-in steel wall cabinets with extinguisher technology from various manufacturers
  • PRIOHYD with optional inspection opening closure for entry into the shaft and inspection of riser cables and technology
  • Extinguisher technology’s weight transfer to storey floor

Application example


Material characteristic

  • Non-combustible board with surface coating, classification A2 – s1, d0
  • Standard CPL surface
  • Standard colour light grey – similar to RAL 7035, coloured edges and chamfers

Dimension drawing

Scope of delivery

  • Corpus
  • Fire stop cuff for joining pipe
  • Transportation aid for easy installation by using a jack lift
  • Installation Instruction

Assembly details

File name
Catalogue excerpt .pdf

Text for tender PRIOHYD .pdf

Montageanleitung PRIOHYD .pdf

Application example