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,

NERCA Who We Are Member Benefits. Receive copies of newsletters and bulletins; NERCA runs educational seminars and webinars; Affliate of National Roofing Contractors Dr, Briarcliff Manor, The property atBriarbrook Dr, Briarcliff Manor, is no ordinary place, mind you. It is the place someone is going

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