The main factor that may weaken the stability of the roof structure is dampness. On its negative impact it is particularly exposed rafter framing, which deform under impact of water. Therefore is important roof protection against getting in  water into its internal structure.

Typically, investors during the construction of the roof attach great importance both for building materials, as well as careful execution. Unfortunately, later very often they forget about the survey, and any minor defects  commission outsource cheaper and often non-professional roofing companies. This is a big mistake,

North s city from the US Census Bureau People North s Massachusetts; Population,estimate 13,533 6,708,874 Population,Aprilestimates base 13,708 6,547,817 Commercial Roofing Careers at Tecta America Have you ever considered a career in the roofing industry? The industry is seeing exciting changes take place—sustainable roofing solutions, innovative

A very important element that must be considered when the roof is projected, is ventilation, allowing drainage of excess dampness from under the roofing.