We offer waterproofing and insulation of flat roofs we are specialists in balconies and terraces we operate in Prague and the surrounding area. We carry out repairs using PVC foils, we realize garden ponds and tanks. We also carry out elevation work and roof coatings. Price calculations and measurements are free of charge.

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.

Offering roofing, carpentry, plumbing and insulation work. We carry out complete supply and installation of roofs and facade insulation. We carry out loft conversions, installation of plasterboard, suspended ceilings and tiles, waterproofing and coating of roofs, formwork and soffits, roof trusses, we build and rent scaffolding.

We carry out a full range of building insulation. Roof rehabilitation of residential and amenity buildings, mainly flat roofs. Assessment of roof sheathing in terms of thermo-physical parameters, proposals for repair technologies.

I make all the usual types of roofs. I specialize in single ply roofing membrane insulation and modified asphalt shingles. Offer the construction of roof gardens. We hold lectures on coating insulation, green roofs and composite roofing.

We provide a complete roofing solution including roofing, plumbing and insulation work. We provide installation of hall systems as well as cladding of halls and warehouses. We implement green roofs or waterproofing of flat roofs and swimming pools.

We carry out all construction activities, rough construction and earthworks, roofing and carpentry, waterproofing of flat roofs, reconstruction or insulation. We offer ground insulation of buildings and garden ponds with waterproofing foil made of softened PVC with reinforcement.