The Duco CO2 System & the Duco Comfort System set the standard for domestic ventilation. Those two Demand-Controlled Natural Ventilation Systems (VNV) are simple and quick to install, and are the ultimate guarantee for a healthy indoor climate!
DUCO at HOME
Customised Demand-Controlled Natural Ventilation (VNV)
Consequently, the different systems were developed all with one and the same purpose: a healthy & comfortable indoor climate!