Dynamic ventilators with high thermal performance enclosure, completely airtight and hermetic, with thermal break and motorised opening. Equipped with roof extractor for smoke evacuation in case of fire 400 ºC/2h and 300 ºC/2h.



  • Construction completely free of thermal bridges.
  • 60 mm thick refrigerated sandwich panel sides made of two pre-coated steel sheets on the outside and inside with a high-density polyurethane (PUR) core.
  • 60 mm thick cover filled with high-density polyurethane (PUR), made of galvanised sheet metal and coated on the outside.
  • Adapter socket (or skirting) for correct and easy installation on the roof.
  • Air permeability CLASS 4 (UNE-EN 12207).
  • Impermeability against driving rain CLASS E 1350 (UNE-EN 12208).
  • Resistance to high wind load.
  • Thermal resistance of the assembly less than 0.39 W/m2·K.

Opening system:

  • Motorised opening arm, with encapsulated IP65 mechanism.
  • Supply voltage at 230 V AC 50/60 Hz.
  • System reinforced and guaranteed with more than 20,000 cycles.
  • Limit switches in both positions (open and closed).
  • Snow load SL 1000.
  • Automatic opening by external signal from the control system (fire panel, smoke detector …). Control systems not included in the equipment.


  • An extremely robust structure that is able to withstand severe weather changes.
  • Maintenance switches for actuator and fan disconnection with auxiliary contacts.
  • Approved as a whole in accordance with standard EN 12101-3.
  • Tubular casing in sheet steel with polyester resin anti-corrosive treatment.
  • Adjustable cast aluminum impeller.
  • Shielded power cable with EMC protection.


  • Class H motors for S1 continuous operation and S2 emergency use. With ball bearings and IP55 protection.
  • IE3 efficiency motors.
  • Three-phase 230/400 V 50 Hz (up to 3 kW) and 400/690 V 50 Hz (powers greater than 3 kW).
  • Maximum temperature of air to be carried: S1 -25 ºC +40 ºC continuous service, also suitable for warm climates with temperatures up to 50 ºC. S2 operation, 300 ºC/2h, 400 ºC/2h.
  • Motors can be regulated by frequency inverter, even in an emergency.


  • Anti-corrosion cover made of galvanised sheet steel coated in RAL 7015.
  • Aluminium profiles RAL 7015.
  • Side panels RAL 7015.

On request:

  • Motorised opening arm with supply voltage of 24 V DC.
  • Exterior coated in any colour from the RAL chart.
  • Customised finishes.