PollutionEngineering April 2011 : Page 2

Vapor Intrusion Barrier Geo-Seal® subsurface gas vapor barrier technology. Geo-Seal®     Geo-Seal 1 Geo-Seal BASE is the foundational, chemical resistant, bott Intrusion Barrier Geo-Seal® subsurface gas vapor barrier technology. Geo-Seal®     Geo-Seal 1 Geo-Seal BASE is the foundational, chemical resistant, bott ottom ottom layer that is r out onto the exposed soil sur Sealing the Base Layer provide greater friction with the soil sur 2 Geo-Seal CORE middle layer of the Geo-Seal b ng of potential ensures proper sealing o vapor pathways. 3 Spraying the Core Layer Geo-Seal BOND proprietary top layer. Serving two purposes; it helps protect the system from getting punctured after installation and provides the final layer of chemical resistance. D is the s; 2 1 4 Vapor-Vent: “Vapor-Vent” is a low profile, trenchless gas s Protection Course over the Membrane collection technology that can be used either paly or actively. y that 4 Contact Us Today for a Free Estimate or Technology Review! Ph: 949-481-8118 Fax: 949-366-8090 www.landsciencetech.com a division of REGENESIS, Inc. 3 E eo-Seal b applied with a geo-textile side facing down to on with the soil surface d soil surface. This layer is extile side facing down t apor Intrusion Barrier Geo-Seal® subsurface gas vapor barrier technology. Geo-Seal®     Geo-Seal 1 Geo-Seal BASE is the foundational, chemical resistant, bott ottom layer that is r out onto the exposed soil sur Sealing the Base Layer provide greater friction with the soil sur 2 Geo-Seal CORE middle layer of the Geo-Seal b ng of potential ensures proper sealing o vapor pathways. 3 Spraying the Core Layer Geo-Seal BOND proprietary top layer. Serving two purposes; it helps protect the system from getting punctured after installation and provides the final layer of chemical resistance. D is the s; 2 1 4 Vapor-Vent: “Vapor-Vent” is a low profile, trenchless gas s Protection Course over the Membrane collection technology that can be used either paly or actively. y that 4 Contact Us Today for a Free Estimate or Technology Review! Ph: 949-481-8118 Fax: 949-366-8090 www.landsciencetech.com a division of REGENESIS, Inc. 3 E eo-Seal b applied with a geo-textile side facing down to on with the soil surface d soil surface. This layer is extile side facing down t ® ® from Land Science Technologies is the state-of-the-art in offers the following:     Geo-Seal Gas Vapor Barrier Cut-Away Diagram