Czech firms Izolace Střech and Elektroinstalace Kouřil provide roofing, insulation and electrical services

Izolace Střech-Lehovec (Oplot) is a Czech company offering a range of roof‑related services, including insulation, waterproofing, sheet‑metal work, and the installation of various roof coverings such as Bramac, Tondach, KB Blok and Fatrafol. It also fits roof windows from manufacturers like Velux and Roto, and handles renovations of terraces, garages, balconies, foundations and cellars.

Elektroinstalace Kouřil Petr in Lučany nad Nisou provides electrical installation, maintenance, repair and inspection services. The firm also works on photovoltaic systems for residential and commercial buildings, supplies electrical panels, lighting, sockets, security systems and offers preparation of new supply points and connection to the distribution network.