Domestic fans
Industrial fans
Single-room air handling units with heat recovery
Air handling units 
Smoke extraction and ventilation
Ventilation accessories
Ventilation ducts and fittings
Air distribution
Measurement and control technology
Ventilation sets and vents
IGDWL (Interessensgemeinschaft der Dezentralen Wohnungslüftun) – an industrial association of single-space ventilation equipment manufacturers.
The primary goal of IGDWL is protecting the interests of ventilation equipment manufacturers in Germany. The organization activities are focused on developing new European standards and regulatory practices for single-space ventilation units aimed to improve their energy efficiency. In particular its representatives are engaged in matters specific to ventilation equipment identification to contain such mandatory markings as energy efficiency class, noise level as well as other technical parameters.
By joining IGDWL Blauberg has further acknowledged its reputation of a reliable European supplier of ventilation equipment which meets most demanding energy and safety standards.
