CB SA, owner of the brand Corotop on the market since 1995, specializing in the production and distribution of specialized construction materials intended for several segments of the construction regulations. Mark Corotop is a system of quality roofing materials used for waterproofing and effective ventilation of pitched roof. We offer a three-layer, high vapor permeability roof membranes at any weights, steam brakes, a wind variations tapes ridge, chimney, parts of the hood, trash, communication, roof windows, hatches and snow protection.

All products are required by the law of construction certificates, approvals and CE certificates. Corotop brand is not only high quality products, are also high-quality sales and after sales service, active marketing, technical consulting. The idea of ​​the brand are high quality products and above all customer satisfaction.