The Water & Wastewater App from Sherwin-Williams Protective & Marine Coatings is designed to provide users with protective coating recommendations for conventional water treatment, membrane water/wastewater treatment, water storage, water conveyance, sewer collection and wastewater treatment. The app is optimized for iOS tablet devices and all Android devices. It can be downloaded from the Apple or Android stores. 800/524-5979; www.sherwin.com.