Regulation box for return flow temperature-dependent regulation of surface heating systems. Wall installation box with pre-mounted valve manifold with vent. Valve manifold connection with G 3/4” m Euro taper for connection to pipe via compression adapter. Protective cap in EPS. White plastic wall cover (similar to RAL 9016). Fixing brackets for depth adjustment of the wall box, prepared for flexible installation in stud walls (Installation Set F11863). Can be combined with design covers. Brass, plastic, EPDM construction.