Frame 28 mm installation height, 1-way, vertical and horizontal installation, thermoplastic, A 550, alpine white Frame 28 mm installation height, 1-way, alpine white for horizontal and vertical combination for the A series This frame enables the installation of flush-mounted devices with a large installation depth in an existing flat device box. The frame lifts the device support ring off the wall and thus provides an additional 17 mm installation depth. Note: Ensure there is sufficient space between the device and the base of the device box (8 mm space according to VDE) IP20 Material: Thermoplastic Dimensions (W x H): 85 x 85 mm