The side ventilation systems mainly feature “top opening” and “bottom opening” roll-up assemblies. Variants with a central roller are also available for larger opening heights. The greatest flexibility in terms of opening position is offered by the “top and bottom opening – central roller” model.
All systems can be fitted with temperature, wind velocity and rain sensors to allow automatic operation.
Roll-up ventilation unit for eaves elevation of livestock houses to regulate air supply while providing wind and weather protection. The WLO model opens from the top downwards and winds onto a bottom roller. Pulleys or a central drive tube are used for suspension.