Typically, the roll roof is made of roofing material – material consisting of parchmine impregnated with bitumen mastic. Over time, such a roof, under the influence of negative factors, can be covered with cracks, as a result of which it will begin to pass water. Fortunately, its repair can be carried out with your own hands without resorting to expensive services of the master.
All upcoming work is to replace or repair defective places. The spoiled place is dried, cleaned from dirt and mastic. Then it is covered with a new layer of hot mastic mixed with dry sawdust or a small amount of sand. But such a simple roof repair can be carried out only in cases where there are no serious holes in the roofing material. In more difficult cases, work is much more serious.
The roof punched through the place of damage to the cross, after which the corners are carefully turned away, removing dirt and old mastic. Then the place of damage is thoroughly dried. Later, hot mastic is poured under the corners, then the corners are placed in place in the starting position and tightly pressed in some kind of load. As soon as fresh mastic hardens, a patch is applied to the renovated place, sealing with mastic at the edges.
In conclusion, the renovated area is again covered with a thin layer of mastic, which must be smoothed with a hard brush. In some cases, the brush can be replaced with a spatula. The small cracks formed on the roofing carpet are cleaned of garbage, dried and poured with hot mastic, it is also recommended to fill the packages.
When working with a mastic heated to high temperature, it is necessary to follow the safety rules. To repair the roof, you can use not only bitumen, but also tar mastics. As a rule, to prepare this composition, oil refractory bitumen are used, having a melting temperature of about 90 degrees. They are heated in a boiler filled with three quarters of the volume.