OPB - OUR BUSINESS OPB - COVER WATER-REPELLENT CLEANING / WASHING Without any coloring or painting, your roof regains its original appearance and provides protection against bad weather, mosses, algae and lichens. ELEMENTS ONLY / ZINC PLATES AND NEW COVER Throughout the year, your cover must withstand rain, frost, snow and temperature variations. This is why we recommend a regular monitoring of the latter on the basic sealing points, namely: - hip - FLASHING - RIDGE - RIVES - FIREPLACE SURROUND - NOUES - FULL AND SQUARE THE PVC GUTTER Different models with several possible colors exist. The PVC gutter, by its manufacturing concept is resistant to chemical attacks as well as to the corrosion observed on certain types of gutter. This material has unparalleled resistance to humid climates and strong temperature variations.