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,

Home Improvements, Home Remodeling ot, ME Vinyl Siding Windows Roofing Metal Roofing Blown In Insulation New Additions Garages Decks Fisher Construction South Berrick, Fisher Construction prescreened Addition & Remodeling Contractors, Cabinetry Contractors in South Berrick, ME. Maine Heating Oil Companies Heating Oil Companies

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