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,

Permits Berks County Home Zoning/Uniform Construction Permit Application. Use the Zoning/Uniform Construction form listed below for the following types of improvements new building. Slate Roofing Leeland s Slate Roofing Leelands Slate Roofing Our expertise and workmanship exceeeds expectations and we guarantee all of our slate roofing

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