Ergovent Kvadro Universal Air Diffuser without frame for gypsum ceilings

Universal gypsum diffuser, usable at both the intake and exhaust sides. Diffuser directs airflow directly downward and is made from gypsum, which is antistatic and thus repels dust, preventing dust rings around the diffuser. Allows airflow up to 95-125 m3/h with sound levels up to 35 dB(A) Secure cover held by reliable magnetic holders Simple installation Quickly mounts on 1 or 2 layers of gypsum - suited for new and existing ceilings. Quiet operation Aerodynamic improvements reduce eddies in the diffuser No visible seams Perfect framing finish without visible seams and as both frame and cover are painted in the ceiling color, the diffuser seamlessly integrates into the gypsum ceiling