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,

MH Construction Kennewick, WA WELCOME TO MH CONSTRUCTION. We are a rapidly emerging general construction firm that was started at the height of one the worst recessions in the last century. TriCity Construction Council Kennewick Pasco. TCCC Group Retro Program. Over the pastyears, the TriCity Construction

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