The roofing material for the roof Ondulin
How to inexpensively cover the roof? Ondulin , from which it is made. The knapsack firm Onduline has factories to produce the material of the same name worldwide, including in Nizhny Novgorod in Russia. Sheets of roofing online are made based on cellulose fibres and cardboard with organic additives. The fibres are impregnated with bitumen at high pressure and temperature, giving them the desired wavy profile. The outer surface of the sheets is hardened with a thermal resin and painted with a mineral pigment, due to which they acquire the necessary strength, water resistance and an attractive appearance. Why is ondulin good? An excellent choice for the roof of a summer house or a house outside the city Roofing Ondulin is a strong, durable and not too expensive material for the roof. If we compare it with other roofing materials, transportation and installation of ondulin sheets on the roof are easier. Unlike asbestos-cement slate, the ondulin sheet is lighter in weight, does not l...