FB-1541HS is made of heavy gauge 8 aluminum plate and its size fits a half concrete block in order to embed it into a masonry wall, leaving only the front portion of this enclosure exposed outside the wall. Its dustproof and tamperproof cover, hinged for camera access, is locked with 2 security hex socket screws. The camera bracket is adjustable with a 35° angle. The housing comes with an abrasive resistant 3/8" polycarbonate window. An optional tamper switch is also available.