A.R.I. D-46

The A.R.I. D-46 is a full-bore, single-body Combination Air Valve Series installed on liquid transmission systems. It is designed to improve hydraulic operation by protecting the pipeline, increasing pipeline efficiency, and reducing energy requirements. The valve provides high-capacity air release and intake. The valve is available in sizes DN50 - DN150 (2" - 6") with a pressure rating of PN16. Working pressure ranges from 0.1 - 16 bar. The maximum working temperature is 60°C, with intermittent temperatures up to 90°C. Construction materials include Reinforced Nylon, Stainless Steel, and Ductile Iron. End connections are threaded male BSPT/NPT (2") or flanged ends to meet various requested standards (2" - 6"). Optional add-on components include One-way Out attachment and Adjustable Non-Slam disc.