Discover the asa Butterfly suction valves, designed for tight spaces with their sleek, compact profile. Available in sizes from SAE 1 ½” to 5”, these shut-off valves integrate easily with a combined SAE & DIN mounting pattern. Secure installation is guaranteed with the reversible handle and locking mechanism, while an optional limit switch helps monitor open/close positions. Choose from cast iron, aluminum, or stainless steel to match your application requirements.