Diffuser specially designed to be mounted in modular The DCN series diffusers are designed to be used in air-conditioning, ventilation and heating. They can be mounted in false ceilings or suspended from the ceiling. Its circular shape assures a uniform air pattern in all directions, which provides a high level of induction rate of the air in the atmosphere. They can be used in premises up to 4 meters high and with a temperature differential up to 12º, obtaining good results, not only in air speed but also in sound pressure level in the comfort zone.