The choice of roofing material should be engaged if not the owner himself, then the designer or architect. When choosing a coating for roofs, you must take into account the purpose of the repaired or under construction object – it can be intended for housing, for public use, etc. P.
Also analyze what the desired durability of the finished building and roofing, study the configuration of the roof. Your criterion, when selecting roofing material, should be, first of all, the correspondence of this configuration material of your roof. Calculate whether the durability of the alleged material corresponds to the time for which you expect the operation of the building. Naturally, the chosen roofing material must meet your aesthetic reasons.
It is also important that the roofing material is correlated with your economic capabilities as a developer; Keep in mind that the complexity of its laying will also be added to the cost of the material itself; The final cost of the roof installation will be affected by the features of your roof, rafters, a crate.
You will need to decide in advance what elements will be on the roof, for example, can be spillled, attic windows, snow retention.