Polymer membranes for roof waterproofing
Waterproofing of the roof is one of the important stages of building construction. If waterproofing work is not carried out during the construction process, it will have to be done after the first rain, as the roof will start to leak. Therefore, in order to avoid having to return to construction work after a certain time, you should immediately take care of high-quality and reliable waterproofing of the roof.
The following materials are used for roof waterproofing:
- polymer membranes;
- waterproofing films;
- coating materials;
- injection materials;
- penetrating materials;
- hydrophilic rubber.
One of the most modern technologies is the use of a polymer membrane. There are PDM, PVC membranes, and diffuse membranes. The latter, in turn, are divided into materials with microperforation, superdiffusion, and anti-condensate.
Microperforated membranes can be used for any type of roof. The same applies to superdifferase membranes. And for a roof made of metal tiles, it is best to choose an anti-condensation membrane. If a microperforated membrane is used, it is necessary to leave a small gap between the heat insulator and the waterproofing material. This is not necessary for superdiffuse membranes.
The membranes have a very long service life - more than 20 years. They are resistant to fire, have good durability and do not emit harmful substances.
PVC membrane can be used both for waterproofing the roof during the construction of a new house, and for repairing the roof of an already built house.
Such membranes are sold in rolled form. They can be attached to the roof in various ways. For sloping roofs, the ballast method can be used. It is necessary to lay the canvas on the roof and attach it around the entire perimeter of the roof. Gravel is poured on top of the canvas. If the roof has a complex structure, it is recommended to glue the membrane.
PDM membranes can be used for roofs with any angle of inclination. Such membranes are separate sheets that are stacked sequentially on the roof next to each other. The places where the sheets touch must be sealed with self-adhesive tape. When using such a membrane on a sloping roof, it is recommended to pour a layer of bulk materials on top. These membranes are resistant to frost and UV rays, as well as other weather conditions, so they will last a very long time. Best porn site
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