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Thermal rehabilitation of the building envelope elements; i. thermal insulation of the façade - glazed part, namely replacement of the existing external joinery, including that related to the access to the building, with high-performance thermal-insulating joinery, replacement of the interior joinery: access doors and windows to spaces that are unheated or insufficiently heated, if applicable; Installing new external joinery made of PVC with energy-efficient triple insulating glass type (triple glazing), with thermal performance (low-E treated surface, inert gas filling between the glass panes, radiant barrier) with R’min = 0,83 m2K/W. The doors will be provided with automatic closing devices. It is mandatory to cut the gaskets and install self-adjusting flaps to ensure proper ventilation of the rooms. ii. thermal insulation of the façade - opaque part, namely thermal insulation of the external walls, including thermal-hydroinsulation of the terrace or thermal insulation of the floor slab over the top level with thermal insulation systems in case there is a pitched roof; Thermal insulation of the opaque external walls – by applying on the exterior a thermal insulation material –…

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