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,

Roofing Contractor Tacoma Cougar Construction. When it comes to hiring a roofing or construction contractor you can never be to careful! Most people do not know that 80% of roofing contractors go out of business. Why Use A Synthetic Underlayment On Your New Roof? . There

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