This product is of slim design and the height is only 1.97in, one additional wall pallet is provided to cover the junction box in the wall (China patent no. 201520827948.4). The installation needs boring 2 holes in the wall to set expand nails, please check the installation manual in the last picture before placing order.
The metal mainframe is stainless steel, not chromed steel though the colour is close to chromed, chromed steel can hold a magnet, this stainless steel is non-magnetic and cannot hold a magnet.