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,

About Reies Chicago REIES TRAINWRECK ROOFTOP DECK is our newperson rooftop bar and playground. The space is 21+ and featuresflat screens, a free pool table, pro basketball popa. s Astronomy Observatory Design, Construction. This page describes the design, construction and later modification to my rolloff

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