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,

Zephyr is Solar Powered! –Watt RV Bus Roof Solar. Heading towards Mono Lake, with solar on top. For those of you who have been paying close attention, you might have seen a little extra something perched on Sewer Solution Valterra SS01 Drain & Flush Systems. While

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