Following is a list of some manufacturers that provide waterproofing materials for green roof systems:

American Hydrotech Inc., Chicago
www.hydrotechusa.com

Barrett Co., Millington, N.J.
www.barrettroofs.com

Carlisle SynTec Inc., Carlisle, Pa.
www.carlisle-ccw.com

The Garland Co. Inc., Cleveland, Ohio
www.garlandco.com

Henry Co., Huntington Park, Calif.
www.henry.com

Kemper System, Teaneck, N.J.
www.kempersystem.net

Permaquik Corp., Mississauga, Ontario
www.permaquik.com

Sarnafil, Canton, Mass.
www.sarnafilus.com

Siplast, Irving, Texas
www.siplast.com

Soprema Inc., Wadsworth, Ohio
www.soprema.us

W.P. Hickman Systems Inc., Solon, Ohio
www.ecoroofsystems.com

This Web exclusive information is a supplement to So you want to roof green?.