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.

Stable, specialized construction company. We look for the best possible solution to the client's problems (interior leakage, heat leakage, interior overheating or rooflight or flat roof failure), taking into account your technical, time and economic possibilities.

I offer plumbing, roofing and carpentry work. I carry out complete implementation, repair and reconstruction of roofs, laying all types of roofing and asphalt strip, loft conversions, sheds and waterproofing. I manufacture and install gutters, downpipes, flashings, eaves, attics and chimneys.

We supply and install all types of roofs including their insulation, both flat and gable roofs, including plumbing elements, guttering systems and roof windows. We also carry out facade insulation, loft conversions, masonry works and others.

Our company carries out turnkey implementation and reconstruction of flat and pitched roofs. Insulation of substructures, retention tanks. Service, maintenance and cleaning of flat roofs. Roof inspections by a professional technician and evaluation of the condition of the roof cladding, including a technical report with a proposed solution.