Diffuser in 2-way The LOF & LAIF series fixed linear slot diffusers are designed to combine the aesthetics with the technical performance. They can be mounted in false ceilings or suspended from the ceiling. They allow the formation of diffuser continuous lines, with active and inactive areas, without breaking the uniformity of the whole. They are suitable both for supply and return. Fixed slots for air supply with ceiling effect in 1-way or 2-way depending on the model. The LOF & LAIF diffusers admit a flow variation of 60% keeping the air stream stable. These diffusers can be used from 2,6 up to 4 metres high and at a temperature differential up to 12º C.