VENTS TwinFresh "R1-50/RA1-50"

Item number: 53-10x

starting from 267,00 €

including 19% VAT. , no shipping costs


There are variations of this item. Please select the variation you wish.


VENTS TwinFresh R1-50 and RA1-50 decentralised domestic ventilation with heat recovery

The TwinFresh ventilation systems with energy recovery offer simple, effective and energy-saving ventilation of individual rooms in residential areas, houses, social and commercial buildings.

The TwinFresh single room ventilation systems are ready-to-use ventilation units that provide a constant supply of fresh air, air purification and simultaneous removal of used exhaust air in your rooms. They do not require any further ventilation components. The ventilation systems have a more user-friendly design. The TwinFresh R models are equipped with a round air duct Ø150.


Many advantages at a glance

  • Efficient individual room ventilation
  • Air cleaning from dust and insects
  • Prevention of high humidity and mould formation
  • Protection against road noise
  • Heat recovery and humidity compensation in the room
  • Reduction of heating and air-conditioning costs
  • High-tech ceramic heat accumulators with the efficiency of energy recovery up to 90%
  • Reversing fan with EC motor and low power consumption from 3.5 to 4.8W
  • Quiet operation (14 - 29 dBA)
  • Easy installation and maintenance
  • Filters with the overall class G3 ensure air purification
  • Designed for continuous operation
  • No condensate deposits
  • Ergonomically optimized outer hood made of light- and weather-resistant plastic (white)

The ventilation system can operate in reversible mode with energy recovery or only in supply or exhaust mode without energy recovery.



You can choose between two versions:

  1. The R1-50 ventilation system without control unit and power supply unit
  2. The ventilation system RA1-50 with control unit and power supply unit


Technical data

Supply voltage50/60 Hz, V230
Power consumption3,5-4,6 W
Max. current consumption0.02-0.025 A
Max. conveying capacity25-50 m³/h 
Speed570-1100 min
Sound pressure level, 3 m distance1424 dB(A)
Insulation of the external sound pressure level18 dB(A)
Max. Conveying air temperaturefrom -20 up to + 50 °C  
Efficiency of energy recovery90 %
Type of heat accumulatorCeramic
Air duct sizeØ150 mm
Protection classIP 24




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