AeroMaster XP modular air-handling units are designed for easy to use air-handling and airconditioning solutions intended for standard as well as clean area applications. They represent the highest quality class of air-handling units with an air output up to 28.000 m3/h (Ecodesign version up to 19.000 m3/h). The frameless casing, L1 air leakage class, mineral wool insulation of the casing with a density of 110 kg/m3 and labyrinth connection of the AeroMaster XP casing panels enabled us to achieve high strength and acoustic attenuation.