Wholesale, retail, sales:
- roof coverings
- bags, metal coverings SATJAM
- BETTERNIT, ONDULINE, VLTAVA
- asphalt shingle-USA, Canada
- for flat roofs - waterproofing strips
- roof windows:
- VELUX, PRIMA FENESTRA (discounts up to 35%)
- plumbing material, gutter systems
- plasterboard program KNAUF
- thermal insulation ISOVER, ROCKWOOL.