3" DELTA T DUCTILE IRON LUG BUTTERFLY VALVE WITH MAX-AIR MT17DA DOUBLE ACTING PNEUMATIC ACTUATOR FOR MEDIA WITH SPECIFIC GRAVITY OF ONE WITH 80 PSI AIR SUPPLY
SPEC BELOW
http://www.deltatvalves.com/wp-content/uploads/2015/09/DTP-ComboBFVDeltaTBrochure.pdf
http://www.maxairtech.com/en/pneumatic-actuators/mt-series/