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,

Armor Metal Roofing, Shingle Roof Repair & Sales in Maine. Armor Metal Roofing company provides high quality metal and shingle roofing systems in Maine, New Hampshire and Massachusetts. Metal roof experts in New England with. NES Spray Foam Insulation Minneapolis Spray Foam Solutions Recent Posts. See

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