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,

Michigan Roof Cleaning — Roof Cleaning Business Eco. Roof cleaning in Michigan with Roof Shampoo®. Best roof cleaning method to clean ugly roof and algae stains on roof shingles in MI. Ecofriendly Roof Cleaning. Neidlinger Structural Repair Foundation Repair Saing. For overyears, Neidlinger Structural Repair Services

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