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

Valve Seat Disc, Which is Made of Resilient Material (EPDM), Ensures Tight Shutoff on Steam or Hot Water System

All Working Parts are Replaceable Using Service Tool While Valve Remains in Service, In-line, Under Pressure

Valves Normally Open without Control Mounted

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

Low Seat Leakage Rating, Less than 0.05 Percent

Spring Loaded, Self-Adjusting Packing

Constant Total Flow Throughout Full Stem Travel

Accurate Positioning to Ensure State-Of-The-Art Temperature Control

Valves Utilize Direct Mounting, Electric or Pneumatic Valve Actuators

Q5001 Linkage with Modutrol Motor

Repack and Rebuild Kits Available for Field Servicing

Low Seat Leakage Rating, Less than 0.05 Percent

Spring Loaded, Self-Adjusting Packing

Constant Total Flow Throughout Full Stem Travel

Accurate Positioning to Ensure State-Of-The-Art Temperature Control

Valves Utilize Direct Mounting, Electric or Pneumatic Valve Actuators

Q5001 Linkage with Modutrol Motor

Repack and Rebuild Kits Available for Field Servicing

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

Direct and Reverse Acting

High Pressure Steam Models with Stainless Steel Trim

Spring-Loaded, Self-Adjusting Packing

Stainless Steel Stem Prevents Corrosion

Valve Designs Provide Equal Percentage Characteristics of Flow for Close Control of Water and Linear Characteristic of Flow for Close Control of Steam or Chilled Water

Direct and Reverse Acting

High Pressure Steam Models with Stainless Steel Trim

Spring-Loaded, Self-Adjusting Packing

Stainless Steel Stem Prevents Corrosion

Valve Designs Provide Equal Percentage Characteristics of Flow for Close Control of Water and Linear Characteristic of Flow for Close Control of Steam or Chilled Water

Designed with the Higher Capacity

Precise and Automatic Control of Room Temperature in Two-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 Tubes