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Classification of attic windows for opening and materials
Luke – installed in non -residential premises. Has no high insulation indicators.
Medium -suspended – the sash turns 180 ° around its axis. Often used in a residential attic.
Swing
Types of attic windows based on materials
According to the material of manufacture, they are divided into windows with wooden frames and with metal -plastic ones – in cases where increased guarantees of water resistance and general strength are required. Wood is used chamber drying, crossed into several layers to prevent warping and covered with antiseptic and varnish. Metal -plastic or copper structures are used increased strength.