Terra-Petra Waterproofing Team meets for continuous training with WPL Group distributors of Tyvek systems

Terra-Petra waterproofing team got together, October 18, 2017, for more continuous training by industry experts.  This latest training session was performed by the technical experts at WPL Group, distributors of Tyvek systems. Terra-Petra is continually gaining knowledge in all aspects of building envelop waterproofing and consulting, and becoming certified with many different systems and products.