DeZurik’s new high-pressure combination air valve, the ASU-CAV is a single body, combination automatic air valve featuring an innovative design for clean or dirty service applications in mining, petrochemicals, water treatment, reverse osmosis and high-pressure (150–300 psi) wastewater. Available in sizes 1 to 4 in. with all stainless-steel construction, the new valve provides maximum corrosion resistance. The lightweight, low-profile design also operates without linkages to assure proper operation and increased durability, and meets AWWA (American Water Works Association) C512 requirements.