Our 4783 Series Valve Boxes are fully enclosed to provide secured access to all types of valves and controls which are concealed in walls. Doors and frames are fabricated of 16 gauge, galvannealed steel with a full length piano type hinge. Doors feature rounded corners for safety. The 1” (25) frame perfectly conceals rough wall openings and is welded to the box in a unitized construction. Holes are predrilled in the box and allows strong attachment with wall framing. A screwdriver operated latch is provided. These valve boxes are delivered primed and ready for paint.