Traditional grid Grid that allows the passage of air to facilitate ventilation between rooms. Categories: Air Systems, Grids, Ironworks, Solutions You may also like… Read more Mallorcan grid Read more Read more Castair aeration Read more Read more Integrated grid Read more Related products Read more Castalla Flush Door Read more Read more Floating Sliding Door Read more Read more Anti X-Ray Doors Read more Read more External Sliding Door Celcast Read more