Hi! Does anyone know materials and thecnics, not much expensive, to do light green roofs? Thanks a lot to you all! Best Geatings, Catarina www.terrapalha.blogspot.com -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://amper.ped.muni.cz/pipermail/strawbale/attachments/20090128/1180a23b/attachment-0001.html>