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,

1953 Ford Crestline Sunliner The Ford Crestline 1953; Also known as Sunliner. For 1953, Ford produced 2,001 Sunliner Indianapolis Pace Cars of whichare known to the Pace Society Crestline Sunliner, Skyliner, Country Squire. The styling of theFord was similar to theandmodels. The Skyliner was introduced

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