AMI invites you to consider speaking at or attending the 4th international conference on Waterproof Membranes–Waterproof Membranes 2010–to be held from 30 November to 2 December 2010 at the Maritim Hotel in Cologne, Germany. There is a welcome reception and registration on the first evening followed by a two-day technical program. AMI’s Sally Humphreys ( invites presentations through 28 May 2010. Previous conferences in this series have included presentations on greenroofs, HDPE geomembrane durability, thin-film solar laminates adhered to exposed TPO membrane caps on landfills, installation of tunnel liners, geosynthetics in the Middle East, manufacturing of membranes, and much more. Visit the conference website and submit an abstract.