The paint may flake. Grid. Our double-frame grid provides extra stability and strength, while also offering a flexible solution. With eyelets in the frame they can be easily hung or bolted together, allowing them to be expanded both in height and width. The classic grid mounting on a wall can be easily adapted to different types of merchandise. Choose from the sizes 60 x 90 cm, 60 x 120 cm, 90 x 90 cm or 90 x 120 cm.