GDTS Products ZL 400 VF image

ZL 400 VF.

Central domestic ventilation unit with
heat recovery for up to 300 sqm.

Fresh air for spacious living.

Apartments and apartment buildings up to 300 sqm can be ventilated and aerated in a targeted way with this central ventilation. Specific air quantities can be set individually per level. The programmable week timer works with the everyday habits of the residents. The parallel use of a fireplace (e.g. open fire) is no problem with the integrated fireplace function. Further functions, such as an extensive self-diagnosis system, cool-down protection for the residential unit in winter and ice protection with automatic defrost are included. The ventilation system is especially effective in combination with the GDTS air distribution system Air 56.

  • 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. Helps to prevent mould formation – and makes a valuable contribution to the long-term maintenance of the building structure.
  • User-friendly control. Many functions can be selected via plain text menu.

Technical data.

Air volume flow: 130/240/350 m³/h

Energy efficiency category*: A/B

Degree of heat recovery: max. 94 %

Heat supply rate: max. 95 %

Air filter class: M5

Dimensions (W x H x D): 750 x 725 x 469 mm

Air duct connection
(passive-house compatible components): 4x DN 160

*Range of energy efficiency category from A+ to G

Important documents for:

All series models:

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