Float Actuated Pneumatic

McDonnell & Miller model number PFC-1-G is a direct-acting, float-actuated pneumatic liquid level control for valves or relays in heating systems with a 1/8" FIP input/output connections and a 1" FIP water connection. Learn More

McDonnell & Miller model number PFC-1-GR is a reverse-acting, float-actuated pneumatic liquid level control for valves or relays in air conditioning systems with a 1/8" FIP input/output connections and a 1" FIP water connection. Learn More