Indoors, air quality is determined by various factors, both organic and inorganic: some building materials, the use of cleaning products, the combustion of energy-consuming gases, human life itself and polluted air coming in from outside are the causes of unhealthy indoor air. The best way to combat this poor indoor air quality is to have ...

When selecting air curtains, it is not only the main variable such as door height and width that must be taken into account, but also other factors such as building and climatic conditions. Other influencing factors are:Location of the different doors on the floor, if there is more than one, how they are positioned between them: aligned, ...

Students and teaching staff at IES Castellar breathe more easily with the Wellisair devices installed in their classrooms. The generous donation by the Teatreneu in Barcelona -which has also installed the devices in its own auditorium- consists of 50 Wellisair units, 50 peroxide cartridges and their corresponding anti-theft systems. In addition ...

The air curtains for freezing chambers have specific technical characteristics that guarantee the efficient and effective operation of these installations. Airtècnics is a specialist in the design and innovation of specific air curtain applications. One of the models for industrial use is the Triojet air curtain, which has developed a ...