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,

Warrior Roofing #30 Felt Roof Deck Protection4112 The. This #30 Felt Roof Deck Protection provides a layer of protection between your shingles and roof deck. The felt helps prevent winddriven rain from causing damage to. mobilehomemetal roof Roofing over existing roof Metal. I have a mobile

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