This square surface mounted junction box ENN05085 comes with 7 metric knock-outs M16/20 and quarter-turn screw-fixed cover Color grey, dimensions: width 115 mm, height 115 mm, depth 62 mm Including screw collar caps for extra protection of the screw heads Mechanical protection IK07, flame resistance 750 °C Material: body and cover PP (polypropylene) This surface mounted box is classified IP55 that provides safe installations in rough environments, indoors as well as outdoors, exposed to water and dust like Industry, farms, parking facilities or even a bathroom at home Sometimes you need electricity where it really should be impossible to install it, like in wet or dusty places, or where electricity has not been planned at all You needn’t worry! Since the Mureva boxes from Schneider Electric thoroughly satisfy any high safety requirement that the business might have, all surface mounted installations can be made irrespective of environment or safety needs The boxes are easy to install,