Acoustic door 883

entrysheet steelgalvanised steel

883 door with acoustic insulation at 42 dB The security door to customize 883 is the anti-intrusion class 3 security door which can be totally customized according to the customer need and style. 883 meets the request coming from a market which continues its evolution and research for news. It is available in standard or out of standard dimensions, and it can be used as a security door for internal or external installation. 883 security door has been projected with the double bitted locking system, but it can be changed with more sophisticated locking systems. 883 Sound can reach 42 dB of acoustic insulation. This model of security door can be realized also as a pull opening. Thermal insulation 1,55 W/m²K Acoustic insulation 41-42 dB Anti-intrusion Class 3 Air permeability Class 3 Resistance to wind load Class 5 Watertightness Class 9 Installation Security doors for external installation Subframe made with 20/10 thick galvanized steel with 12 anchors to wall Frame made with 20/10 thick galvanized steel, painted grey Ral 9006 and complete with plastic covers, gasket and footers. Standard colour brown Ral 8017 covers of the frame colour Adjustable hinges on 3 axes with hinge covers of the frame colour Doorleaf made of two galvanized steel sheets 16/10 thick. Gasket in the perimeter of the leaf Inner reinforcement spars Thermal insulation and acoustic insulation with rock wool ( Density about 120 kg/m³) 2 panels of polyester fibre, placed in the locking system area, all long the bars