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,

Electrical contractors in Ireland Electrical Contractors. ECSSA Electrical Contractors Safety & Standards Association ECSSA is one of only two Licensed Regulatory Bodies for electrical contractors in Ireland. New York State Construction Industry Fair Play Act New York State Construction Industry PlaY aCt Coverage The law applies

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