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,

9/16/2013 9917093825011.64. 10/25/2013 25020. 3/11/2013 25020. 6/11/2013 25029.55. 8/26/2013 25031.8 Montana History Wiki / National Register Gallatin Lewis settled in Bozeman in 1868, joining a small but growing population of African Americans who came to Montana after the Civil War. Lewis, a native of

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