Duct cladding for installations, with plasterboard panels, "KNAUF" system

Duct cladding for installations, in a partition corner, of 50 cm length and 25 cm width, executed with plasterboard panels arranged on one face and simple self-supporting structure, K251.es system, composed of: self-supporting framework of galvanized steel sheet profiles of 48 mm width, consisting of tracks and studs spaced 500 mm longitudinally and 250 mm transversely, with normal "N" arrangement; two Fireboard GM-F type boards arranged horizontally on the outer face of the partition, 25 mm thick each board; acoustic insulation placed between the profiles, formed by semi-rigid mineral wool panel, 45 mm thick, according to UNE-EN 13162. Including self-adhesive acoustic expansion tape "KNAUF"; anchors for metal tracks and studs; screw fixings for panel attachment and joint compound and tape for joint treatment between panels.