Thermal Acoustic Insulation System "ROCKWOOL"

Thermal acoustic insulation system for flat ceiling. System "ROCKWOOL". Thermal insulation: rigid panel of volcanic rock wool Rockfeu 520 "ROCKWOOL", according to UNE-EN 13162, not coated, 40 mm thick, thermal resistance 1 m²K/W, thermal conductivity 0.039 W/(mK), with mechanical fixings; False Ceiling: continuous smooth false ceiling (12.5+27+27), consisting of: primary steel galvanized metal structure with 60/27 mm masters, with a modulation of 1000 mm and fixed to the ceiling or support element with direct anchors every 900 mm, and secondary masters fixed perpendicularly to the primaries with type caballete connectors with a modulation of 500 mm and a layer of laminated gypsum boards A / UNE-EN 520 - 1200 / length / 12.5 / with longitudinal edges refined; Finishing: two hands of plastic paint, white color, matte finish, smooth texture, (yield: 0.1 l/m² each hand); previous application of a hand of acrylic copolymer suspension in water-based primer.