- Centralised ventilation for optimum air quality
- Heat recovery up to 94%
- Made in Germany
- Inbuilt display allows control of the appliance directly from the unit
- Significantly reduced ventilation noise levels
- Helps prevent condensation and mould through improved ventilation
- Air flow rates 60 - 350 m3/h
- Easy filter change
- Summer bypass function
- ERV (Energy Recovery Ventilation) core available for latent energy and humidity management
- Optional FEB remote control.
Product Overview
Passive House Certified Component
This appliance has been independently tested and certified by the Passive House Institute.
Create a pleasant indoor environment in the home with the exclusive LWZ 180 and LWZ 280 ventilation units.
Both the LWZ 180 and LWZ 280 heat recovery ventilation units are highly efficient appliances, offering heat recovery levels of up to 94% through an optimised cross-flow heat exchanger. This makes the LWZ 180 and LWZ 280 ventilation units an excellent choice for apartments, houses and small commercial properties.
Product Details
Central ventilation unit with heat recovery for ventilating detached houses and small commercial properties.
Contemporary design with ergonomic programming unit and separate filter cover panel; can be used for detached houses and large apartments. Integral controller with multifunction display and seven-day program; can also be used as a remote control. Highly efficient backwards-curved fans with constant flow rate control. Highly efficient cross-countercurrent heat exchanger. Electric preheater in the form of a high-performance heating coil. Bypass damper in supply airline; integral humidity sensor in the extract airline. Straightforward filter replacement using combi filter cassettes. Fine dust filter available as accessory.
Backwards-curved, constant flow rate fans with flow rate control ensure a balanced air flow, thereby promoting efficient operation.
Installation in dwellings, utility rooms, basement rooms, etc. The air connections are located at the top of the unit; easy access to the electrical connection panel without having to open the unit; duplex sheet steel casing; visible surface in alpine white with powder coated finish.
Technical Data
| Model number |
LWZ 180 |
LWZ 280 |
| Heat recovery |
Up to 94 % |
Up to 94 % |
| Power consumption |
74W (fan max.) |
134 W (fan max.) |
| Rated voltage |
230 V |
230 V |
| Air volume flow |
60 - 250 m3/h |
60 - 350 m3/h |
| Filter class |
ePM10 ≥ 50 % (M5) | ISO
Coarse > 60 % (G4)
F7 optional |
ePM10 ≥ 50 % (M5) | ISO
Coarse > 60 % (G4)
F7 optional |
| Air duct connection |
160 mm |
160 mm |
| Sound power level (EN 12102) |
43 dB(A) |
48 dB(A) |
| Depth |
534 mm |
534 mm |
| Width |
690 mm |
690 mm |
| Height |
997 mm |
997 mm |
| Weight |
78 kg |
78 kg |
