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,

Poor roof ventilation Exteriors, Inc Proper attic or roof ventilation is an important part of the roofing system. Adequate roof venting pulls fresh air into the attic and pushes out heat and moisture. Calgary Hydronics Solutions Boiler service and repair Boiler service, boiler maintenance and

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