Its matching mounting box can be recessed into the surface of the wall with flush type. It is 75 mm in width, 125 mm in length and 60 mm in depth. It has 2 combi-stubs. This device is sold in set of 65 pieces. The IP rating of this device is IP30 which is very high. The apparatus box is made of PP (polypropylene), making it resistant and durable. This device is qualified as a green premium product, with minimal use of hazardous substances. This apparatus box is SVHC (substances of very high concern) free as well as heavy metal free, taking care of the environment. This device is mercury free.