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 specialize in building remediation and restoration after natural disasters. Our services include moisture and salinity diagnostics, fire and flood remediation. We use innovative technologies and materials to ensure a long-lasting effect.

Consultancy and expert office - waterproofing, insulation and building rehabilitation. Undercutting and insulating damp brick, stone, concrete structures by all methods. Earthworks, drainage of buildings and land. Production and sale of garden frames - stainless steel, galvanized, plastic, including their installation.

Performing drainage, undercutting and blocking of water penetration. Offering grouting, remediation and waterproof plastering, suspended plinths, helical reinforcement, project development for remediation, facade insulation for prefabricated houses, detached houses and industrial buildings or consultancy in the field of wet masonry remediation.

We do complete damp, water and radon proofing work. We supply insulation for roofs, balconies, basements, swimming pools and more.

We provide concrete structure rehabilitation, industrial and residential floor reconstruction and repair, Superfloor concrete polishing and grinding or non-invasive waterproofing of heritage buildings. We also offer core drilling, complete supply of all types of roofs, insulation work or metal fabrication.

We provide rehabilitation of damp masonry, additional insulation of basement by excavation and trenchless technology, grouting of concrete structures and strengthening of masonry.

We provide insulation and painting of facades, reconstruction of residential and non-residential buildings and plasterboard work. I provide replacement of windows. I prepare quotations, proposals for technological solutions, etc.

Rehabilitation of damp masonry. Inspections, design solutions, implementation. Chemical grouting of masonry, undercutting of masonry, electroosmosis, remediation plasters and squeegees, protection of masonry in the field, modification of the surroundings of the building - paved areas, paving. Roof cleaning, construction work, demolition.

We provide waterproofing of damp masonry using chemical grouting. The materials we use are certified and certified by an authorized testing laboratory. We use pressure and non-pressure grouting, waterproofing of facades, soffits, fence posts and other building structures.

We offer anti-radon, conventional and special insulation and roof reconstruction. We specialize in the rehabilitation of reinforced concrete, concrete, stone and brick structures. We provide all construction work (masonry, tiling and structural work). We provide de-construction.

We carry out the rehabilitation of damp masonry. Drying, grouting and undercutting of buildings and insulation of flat roofs, terraces and balconies, repair of flat roofs, terraces and balconies. We prepare complex proposals for solutions of remediation and drying of buildings. Anti-radon measures.

We provide remediation, waterproofing of foundations. We provide static strengthening, sealing and waterproofing of mining, engineering, water structures and buildings by grouting with polyurethane resins. We offer concrete core drilling and underground drilling.

Waterproofing of foundations, cellars, flat roofs and radon insulation. Reconstruction of flat roofs, waterproofing of terraces, balconies, implementation of green roofs, insulation of production and sales halls. Supply and installation of fall arrest systems.