Environmental Protection, Inc. (EPI)

EPI is a dynamic company that has been providing solutions to your environmental problems since 1980. As a trend-setter in the industry, EPI implements new technology such as Dual Track Welding and Air Channel Testing using Thermal Welding and the Wolschon Test. EPI is the pioneer in thermal welding of PVC Geomembranes and worked with TRI & the PGI to develop a methodology to air channel test PVC field seams. EPI initiated the specification at ASTM and Mark Wolschon was the Task Group Leader that authored the ASTM D7177 and ASTM D7408 specifications.