The roofing center "Agran" in addition to water waste system makes also window otliva. Otliva are established outside on any windows and serve for water drainage.

Advantages of use of window otliv:

1. Esthetic appearance;
2. Inexpensive;
3. It is resistant to influence of an atmospheric precipitation, differences of temperatures
4. Possesses high rigidity
5. Keeps presentable appearance for decades

The maximum length of window otliv is 3 m. Non-standard window otliva are made only in the presence of sketches after coordination of their geometrical sizes. Sketches have to be attached to the application. Window otliva are made in a protective film which practically excludes a possibility of mechanical damage of products during the transporting, storage and installation.