VLR 70 S

  • Up to 92% heat recovery
  • Decentralised ventilation – suitable for new builds and renovations
  • Supplies fresh air from outside to in your home or office
  • Compact fan ensures easy inspection and maintenance
  • Quiet operation
  • Installed in pairs, connect up to 8 units together
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Product Overview

Create a pleasant indoor environment in the home with the VLR 70 S decentralised heat recovery ventilation.
Installed in pairs with ducting through the walls, the VLR 70 S has a heat recovery level of up to 92%.

Product Details

Decentralised ventilation unit with heat recovery for ventilating apartments and small commercial properties.

Contemporary design with separate programming unit, can be used for floor areas up to approx. 100 m2. Axial fan with rigid fan curve, for use even in areas which are exposed to wind. With efficient aluminium heat exchanger and driving rain-resistant external panel. Straightforward filter replacement using easy to remove fan unit. Fine dust filter available as an accessory. White powder-coated stainless steel external panel. Matt white plastic internal panel. EC fan ensures efficient operation.

Installation in round or square wall outlets with a maximum thickness of 550 mm (550 to 800 mm including telescopic casing available as an accessory). Easily accessible electrical connection on the inside of the fan unit.

Technical Data

Model number VLR 70 S Trend
Power consumption 7 W
Rated voltage 24 V
Max. current 0.3 A
Air volume flow 20-70 m3/h
Filter class ePM1 ≥ 50 % (F7) | ISO Coarse > 30 % (G2)
Min. outlet aperture diameter 200 mm
Wall thickness 100 - 300 mm
Sound power level 35 dB(A) at 20 m3/h
Height 285 mm
Width 360 mm
Depth 590 mm
Weight 5.2 kg


File Category Type Download
VLR 70 S Data SheetData SheetPDF
639.90 kB
VLR 70 S Operation and Installation GuideOperation and Installation GuidePDF
6.01 MB
Heat Recovery Ventilation WarrantyWarrantyPDF
124.48 kB


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