GDTS Products ZL 155 HF image

ZL 155 HF.

Central domestic ventilation unit with
heat recovery for up to 105 sqm.

Perfect ventilation for small houses.

Areas of 105 sqm can be ventilated and aerated centrally with this domestic ventilation unit. Suitable for ceiling-mounted or floor installation. Many functions are already included. Including the integrated fireplace function, the heat exchanger and the quality filter for effective pollen protection. The air quality can also be optionally expanded with a suitable air quality sensor. The optional smoke detector also ensures that the ventilation unit is switched off for safety reasons in the event of a fire. A C-version is also available with integrated air manifold for an even flatter, more compact design. The ventilation system is especially effective in combination with the GDTS air distribution system Air 56.

  • Extremely flat and lightweight design with integrated air manifold.
  • Targeted and controlled aeration and ventilation of apartments and apartment buildings: for a healthy and pleasant indoor air at any time of year.
  • Integrated fireplace function guarantees the volume flow balance and enables simultaneous operation with a fireplace.
  • Extremely efficient. Integrated heat exchanger uses the heat from the exhaust air to warm the fresh supply air.
  • Lasting comfort. Quiet fans, low maintenance requirements, an attractive service-package with extended warranty.
  • Guaranteed hygienic – also suitable for allergy sufferers. Effective pollen protection thanks to the high filter quality.
  • User-friendly control. Many functions can be selected via plain text menu.

Technical data.

Air volume flow: 60/90/120 m³/h

Energy efficiency category*: A/B

Degree of heat recovery: max. 88 %

Heat supply rate: max. 92 %

Air filter class: M5

Dimensions (W x H x D): 890 x 240 x 510 mm

Air duct connection
(passive-house compatible components): 4x DN 125

*Range of energy efficiency category from A+ to G

Important documents for:

All series models:

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