What are the key differences between LINEO PRO diffusers?

The key differences between the LINEO PRO diffusers primarily involve their installation methods and design features. The SINGLE model is fastened directly to concrete ceilings before the gypsum frame is installed and has a fixed 1-meter length without connection possibilities. The PROFILE model attaches directly to profiles, also with a fixed length of 1 meter, allowing for a convenient and quick fastening process. In contrast, the PUZZLE model features PUZZLE lock technology, enabling precise and quick connections between diffuser segments, allowing for longer continuous runs. This model can be easily installed by one person and is designed for both vertical and horizontal installations. All models are concealed within plasterboard ceilings or walls, leaving only a minimal slot visible for airflow, but the PUZZLE offers enhanced versatility in creating multi-meter systems. Each model is compatible with flexible plastic duct systems of 75 mm, 90 mm or 125 mm, ensuring effective ventilation while maintaining aesthe