We provide sustainable waterproofing with a focus on flat roofs, green roofs, metal roofs, balconies, loggias, skylights, substructures, patios, pools, ponds, floors and building remediation. We also carry out the installation of safety catch systems, drainage, ventilation and other roof elements.

Flat roof specialist with over 30 years experience. Authorized distributor for the Czech Republic of Elevate (Firestone), RubberGard EPDM roofing membranes (large format rubber membranes, lifetime of more than 50 years, implementation by trained companies).

We carry out flat and green roofs, paving. We offer waterproofing or thermal insulation. We carry out foundations, houses, rough construction and extensions.

We have been providing you with professional construction services since 1993. At SIAS OPAVA we carry out projects of all sizes - from small construction works to large construction projects. We specialize in flat roofs, building waterproofing, masonry rehabilitation and anti-radon measures.

We offer a wide range of building services including chimney lining and brickwork, waterproofing of flat roofs and turnkey installation of new roofs. Our state-of-the-art sheet metal facades and catch system installations ensure safety and quality.

We specialize in the execution and reconstruction of roof structures, building insulation, repair and reconstruction of industrial floors and insulation of buildings. We are also engaged in complete building supplies in the field of civil engineering. We provide waterproofing, plumbing work or replacement of roof windows.

We do waterproofing, plumbing and painting work. We carry out waterproofing and insulation of flat roofs and terraces, thermal insulation of lower buildings and against ground moisture. We offer reconstruction of roofing and balconies, including the laying of tiles in rubber targets.