False Ceilings in Plasterboard


A – Slab.
B – Semi-rigid panel, uniform thickness (50 mm), consisting of rock wool fibers bonded with thermosetting synthetic resin, uncoated, with a density of 40kg/m3, Impersom 40, positioned 15 cm from the slab.
C – Metallic structure to support the plasterboard.
D – Laminated plasterboard covered with two layers of multiwall cellulose (13 mm).

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Portuguese Civil Engineering Laboratory Test