Traditional grid Grid that allows the passage of air to facilitate ventilation between rooms. Categories: Air Systems, Grids, Ironworks, Ironworks, Grids, Air Systems, Solutions, 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 Acoustic block Read more Read more Magnetic Snap Read more Read more Sliding Interior Door Slidecast Read more Read more Antipylate Read more