Can I install waterproofing on tileable insulation screed?

Yes, you do first apply a primer + leveling compound/tile adhesive leveling layer on the tileable insulation screed to reinforce the surface.

Afterwards, you can install a waterproofing membrane or apply a liquid waterproofing.

Climate-neutral floor structure
FIT - Flanders - State of the Art Agentschap Innoveren & Ondernemen Vlaanderen Circulair  content= Made In Belgium EIT Climate-KIC Netwerk Ondernemen PMV