If a house roof shows damages, a roof renovation is to be advised.

One understands by a roof renovation the repair of a roof and to all in addition to belonging components, as for example the roofing, the roof framework and the gutters.

Many do-it-yourselfers would like to try the renovation of her house roof themselves what is not necessarily to be advised, nevertheless. A roof renovation should be carried out in general by an expert, then a mistake occurs the layman with the repair of his roof, this can appear under circumstances only after some years and it is already too late in many cases, because the roof can show at that time quite considerable damages by the wrong renovation. Besides, the work on a roof slant shows a not unimportant safety hazard for the in experienced do-it-yourselfer.

For a roof repair specialist knowledge is required. For example, the craftsman should absolutely know in which direction the wind load zone of the house lies and which directives are to be kept for the wind suction protection at the suitable house.

Another very important point with a roof renovation is the choice of the right protection what depends as a rule on the inclination and on the kind of the substructure of the roof. Besides, the isolation and the sealing of the under roof should be carried out against moisture and humidity not without required specialist knowledge. If a mistake creeps with this important working step, the effects can be only much later and it is already too late in most cases then to cancel still the mistake, because already bigger damages exist by the humidity in the roof structure which can be removed only by a bigger investment.

For these performed reasons it is always advised to the layman to instruct a professional company for the roof renovation.