All you need to know about the bituminous underlay

Home Flat roof systems All you need to know about the bituminous underlay

Download here our ‘All you need to know about the bituminous underlay’ guide

The strength of a bituminous waterproofing system lies in its dual-layer structure.

Due to the variety of underlays, a crucial link is always laid between the underlying roof components and the top layer. This guarantees the architect’s creativity and the fitter’s implementation flexibility in all  circumstances. As a result, this layer demands the necessary attention.

Find out everything you need to know in our guide!

  • How do you determine the most suitable underlay?
  • What are the installation conditions?

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