RWT75 Joinery System is a heat insulated aluminum door and window system with high heat and static performance, providing low uf values with special insulation materials. 75 mm case depth, 85 mm wing depth; Profile options are available in 2 mm and 1.4 mm wall thickness. The doors are hemispherical. The doors have a threshold system and more insulation is provided by placing special insulation materials in the profile and has a 34 mm heat barrier. There are wing alternatives suitable for PVC opening accessories with normal opening, biaxial, transom, pull-out, folding, opening usage options.

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