3-glazed energy efficient window conforms to the fire resistance class EI30: it is resistant to fire for at least 30 minutes; it also serves as a heat insulator, so that the average temperature of the surface on the opposite side of the fire will not exceed 140°C. The fireguard window has been given the EI30 classification in accordance with the EN 16034:2014 standard (download certificate - pdf).
Viking DK88 EI30 Openable Fireguard Window:
Test sizes 1120 x 2470 mm enables us to manufacture regular size windows as well as window based balcony door solutions. The sash has tilt and turn funtions with additional micro ventilation possibility. Hardware is ROTO cosealed hinges and espagnolette system.
NB! It is important to understand that while window is left opened (or ventilation position) it does not performe as fire protection window; product does not have automatic closing system in case of fire.
The window is equipped with triple insulated glazing unit which includes 17 mm laminated Contraflam EI30 fireprotection glass. In addition fire resistant sealers and gaskets are used. Surface treatment is done wiht waterbased wood paints as regular windows and doors.
In addition to classical wooden window, we also offer aluclad fireguard window - the external face of the window is covered with aluminium profiles.
Fireprotection glass is sensitive to temperature.
Scale of use is between -10oC...+45oC. In lower and higher temperatures the glass turn opaque. This means that 3k Fireguard Windows are not suitable in rooms which are not heated or where temperature can rise very high (e.g. boiler room).