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,

CDC NIOSH Fatality Assessment and Control luation. Through the Fatality Assessment and Control luation FACE Program, NIOSH conducts investigations of fatal occupational injuries. The primary intent of this. Maine Wood Treaters Pressure Treated Wood in Maine, New. Address. Maine Wood Road Mechanic Falls, . Phone31 31

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