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,

"Broseley Local History Society Congregationalists" All Saints Broseley St Leonard s Broseley s Parish Church dedicated to All Saints, built in 1845, which replaced a former building which was dedicated to. History Broseley Broseley Shropshire, Local History. The twisting lanes and haphazard buildings of Broseley hardly

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