Designed with the Higher Capacity

Precise and Automatic Control of Room Temperature in 2-Pipe Systems by Modulating the Flow of Hot Water or Steam Through High Capacity Heating Unit

Normally Open without Control Mounted

Provide Precise and Automatic Control of Room Temperature in 2-Pipe Systems by Modulating the Flow of Hot Water or Steam Through Free-Standing Radiators, Convectors and Other Heating Unit's with High Capacity Requirements

Continually Monitor and Adjust Room Temperature for Consistent Comfort and Relief from Under Heating and Overheating

Designed with the Higher Capacity Normally Required by North American Heating Systems

Valve Seat Disc, which is Made of Resilient Material (EPDM), Ensures Tight Shut-Off on Steam or Hot Water Systems

Nickel Plated Bronze Casted Body with Working Parts in Cartridge Insert for Ease of Service

Controls Include Sensor, Set Point Dial and Valve Actuator

Components May be Integral or Connected by Capillary Tube

Automatic Air Vent Purges Air from High Pressure Mains and Equipment in Hot or Cold Closed Water System

Includes Removable Float/Valve Assembly for Easy Servicing

Not for use in Steam System

Body, Cover and Float Assembly Made of Thermoplastics

Internal Parts Made of Corrosion Resistant and Chemical Resistant Materials for Use with Water System Containing Light Concentrations of Propylene Glycol, Mineral Oils or Petroleum-Based Oils

Oil Resistant Seal

NBR Seat Disc and O-Ring

Quiet Operation

Automatic Recycling Manual Operator Shows Valve Position at All Times

Built-In Auxiliary Contacts to Control Burner or Circulator Relay

Motor Can be Removed from Valve Assembly without Draining System

Bulb Shield Protect the Sensing Bulb from Sun and Weather with the Bulb Installed Outdoor

Immersion Well Allow Heat Transfer While Protecting the Sensing Bulb from Contact with the Controlled Medium

Immersion Well Permit Removal of the Sensing Bulb for Testing or Replacement without Draining the System

Rust Resistant Heavy Duty Handle with Vinyl Grip

Lead-Free

Rust Resistant Heavy Duty Handle with Vinyl Grip

Lead-Free