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,

Monier Coverland Roof structure terminology Although Coverland has compiled the data in the technical sections of this website as accuray as possible, discrepencies may occur in construction methods. APM Roofing Driveways Fascias Repairs Cirencester. Action Property Maintenance. Total Property maintenance solutions for all needs. Action property

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