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,

HomeRoof Check Roof Surveys in Bucks Berks and Oxon RoofCheck are Specialist Roofing Surveyors who inspect damaged or poorly repaired roofs for domestic property in Buckinghamshire, Berkshire and Oxfordshire. A roof. Checkatrade Members with names starting with C View directory listings for Checkatrade Members with names

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