In the before and after graphics you can see the proof of Topalit® quality.
A conventional window sill and a Topalit® window sill under test. The products were soaked in 70 °C water for five hours in the standardized V70 test procedure according to EN 317. In addition, a second batch was immersed in 100 °C water for two and a half hours in the V100 test procedure.
The test results speak for themselves.