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,

Wellington Roofing and roof repair. Roofing and roof repairs in Lower Hutt, Upper Hutt and greater Wellington. We are roofing contractors that supply and fit, Concrete tiles, flat roofing membranes and. leaking roof repairs Wellington Hutt Valley JB Contractors is a family run roofing and building

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