Coplastix from Alfa Laval Ashbrook Simon-Hartley consists of a complete line of custom flow-control devices for waste, potable and stormwater, as well as hydro, industrial and seawater. Products include slide gates, stop gates and logs, and flap valves. The range was designed for longevity without regular maintenance or exercising. Materials are light, easy to install and durable. The products help transform corroded, inoperable gates into smooth-operating, corrosion-resistant gates. 866/253-2528; www.alfalaval.us.