Industrial/Municipal Cover Systems [siteorigin_widget class="SiteOrigin_Widget_Image_Widget"][/siteorigin_widget] Industrial & Environmental Concepts, Inc. (IEC) offers a wide range of industrial and municipal cover products for a variety of applications, including gas collection, rainwater collection, wastewater treatment, odor control, evaporation control, and waste management. more Agricultural Cover Systems [siteorigin_widget class="SiteOrigin_Widget_Image_Widget"][/siteorigin_widget] For ov