In the case seen at the photo, a removable bars security system was applied to windows-story house with access to the garden.This system allows the removal of barriers for any reason (cleaning, etc.) and reinsert and lock it with a key type security safe. The customer chose color-painted Ral in gray tint to be consistent with the existing windows.These windows had no shutters and was at risk of violation, the owner wanted to insure them but also wanted to be able to have eye contact with the garden, and remove at any time of the system. Removable bars permit, it is particularly economical for windows, while having a modern and aesthetically beautiful result that matches the current case of frames of the house.