Manual ven­ti­la­tion sys­tems

Pro­vide for a healthy indoor cli­mate – the basis for air hygiene and well-being inside buildings. The topic of ven­ti­la­tion has become more important as building enve­lopes con­tinue to increase in thick­ness to satisfy energy-saving regula­tions. With GU window ven­ti­la­tors, user-indepen­dent ven­ti­la­tion for moisture pro­tec­tion can be ensured.