Junction boxes for wall mounting Zinc-coated back plate for smooth-sided junction boxes High-strength technical polymer material complying with IEC standards 695-2-1; heat, shock, weather and U.V. ray resistant. Modern design for the pressure lid series. The dome-shaped lids give the boxes a pleasant new look. Protection level for the various series - IP44 - IP55 - IP56. Double insulation feature according to CEI 64-8 standards. Guides on bottom for fitting terminal blocks with ø 5 hole and galvanised metal plate. Pressure lids or anchored fast-tapping steel screws, with slotted and cross-heads, and plastic screws for hinged boxes. Adaptable ties for pipes and cables with diameters from 5 to 32 mm. Heat-shrunk packing.