ᐅ Avent ventilation unit AP Pluggit

Hello everyone,
I have received an offer from the builder (Heinz von Heiden) for my planned house (Arcus 160 – 152.57 m² (according to WoFIV) and 164.79 m² (according to DIN 277)): Avent ventilation unit AP PLUGGIT.
- What are your opinions on the living area and the unit?
- What has been your experience so far with this device?
THANK YOU for your responses.

A lot has already been written about Pluggit, so just try using the search function. Opinions vary.