They have also produced a series of excellent videos outlining the installation procedures for their Intello Plus membranes (click on the 'installation' tab to access the videos). Niall Crossan of Ecological Building Systems has kindly agreed to give a guest lecture on airtightness to the students on the M.Sc. in Environmental Systems and B.Sc. in Construction Management/Construction Economics and Quantity Surveying on the 24th of March, so we are looking forward to that.