Materials Rectangular post door in pressure die-cast aluminium alloy UNI EN 1706AC - 46100DF with rounded edges. Minimum thickness 2.5 mm. Surfaces subjected to metal grit blasting treatment. Bracket fastening screws made of AISI 304 stainless steel. Rust prevention in the part where the bracket fastening screws turns,with thermoplastic sleeve. Polyurethane foam seal able to withstand the weather conditions and UV solar radiation. Characteristics For flat surfaces with over 80mm side measurement. For 38 x 132 hatches with semi-rounded ends. Used with MVY series junction boxes with double insulation. Bracket fastening screws with special hemispherical triangular shaped heads and semi-rounded sides (trademark application pending), and tightened with the special supplied key. Screw mounting after drilling of 2 holes M6 164mm wheelbase. Protection degree IP 54 in compliance with CEI EN 60529, IK 10 according to CEI EN 62262.