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,

Unanswered Complaint List Better Business Bureau The following companies haveor more unanswered complaints as of May 27, 2015. This list is posted daily primarily to make consumers in our service area aware of. Home Page [] Greenstar Insulation Advanced Thermal barrier Insulation application performed at a

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