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Radiator Valves & Operators
Radiator parts including Air Valves, Non-Electric Radiator Thermostats, and Operators
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Taco Heat-Gard 5201  Direct Mount Thermostatic Operator for Radiators Taco Heat-Gard 5201 Direct Mount Thermostatic Operator

  • Taco Heat-Gard 5201 Direct Mount Thermostatic Operator
  • Self-acting adjustable non-electric thermostatic operator
  • Has an anti-freeze position
  • Adjustable max./min. temperature settings
  • Selected temperature locking feature
  • Conserves energy by regulating temperature
  • Fuel costs can be reduced up to 30%
  • Can be mounted on all Heat-Gard series 54 valves

Usually Ships in 24 Hours
List Price: $92.00
Our Low Price: $52.95
4 in stock!
Eastman 20371 Radiator Air Valve Eastman 20371 Radiator Air Valve

  • Eastman 20371 Radiator Air Valve
  • 1/8" Angle MIP
  • Max operating pressure 5 PSI
  • Max pressure 10 PSI

Usually Ships in 24 Hours
List Price: $8.95
Our Low Price: $4.95
2 in stock!
Eastman 20378 Adjustable Radiator Air Valve Eastman 20378 Adjustable Radiator Air Valve

  • Eastman 20378 Adjustable Radiator Air Valve
  • 1/8" Angle MIP
  • Max operating pressure 1-1/2 PSI
  • Max pressure 10 PSI
  • Adjustable

Usually Ships in 24 Hours
List Price: $11.99
Our Low Price: $6.95
12 in stock!
(1)
Taco Heat-Gard 5421 Non-Electric Thermostatic Radiator Valve - Straight - 1/2" NPT x 1/2" NPT Taco Heat-Gard 5421 Non-Electric Thermostatic Radiator Valve - Straight - 1/2" NPT

  • Taco Heat-Gard 5421 Non-Electric Thermostatic Radiator Valve
  • 1/2" NPT
  • Straight valve
  • Ideal for radiant applications
  • Compact dimensions
  • Replaceable insert
  • Stainless steel spindle
  • Individual room control
  • Easy one-trade installation
  • Fuel savings up to 30%

Usually Ships in 24 Hours
List Price: $60.00
Our Low Price: $39.95
10 in stock!
Taco Heat-Gard 5422 Non-Electric Thermostatic Radiator Valve - Horizontal Angle - 1/2" NPT Taco Heat-Gard 5422 Non-Electric Thermostatic Radiator Valve - Horizontal Angle - 1/2" NPT

  • Taco Heat-Gard 5422 Non-Electric Thermostatic Radiator Valve
  • 1/2" NPT
  • Horizontal Angle Valve
  • Ideal for radiant applications
  • Compact dimensions
  • Replaceable insert
  • Stainless steel spindle
  • Individual room control
  • Easy one-trade installation
  • Fuel savings up to 30%

Usually Ships in 24 Hours
List Price: $60.00
Our Low Price: $39.95
9 in stock!
Taco Heat-Gard 5431 Non-Electric Thermostatic Radiator Valve - Straight - 3/4" NPT Taco Heat-Gard 5431 Non-Electric Thermostatic Radiator Valve - Straight - 3/4" NPT

  • Taco Heat-Gard 5431 Non-Electric Thermostatic Radiator Valve
  • 3/4" NPT
  • Straight valve
  • Ideal for radiant applications
  • Compact dimensions
  • Replaceable insert
  • Stainless steel spindle
  • Individual room control
  • Easy one-trade installation
  • Fuel savings up to 30%

Usually Ships in 24 Hours
List Price: $70.00
Our Low Price: $44.95
3 in stock!
Taco Heat-Gard 5432 Non-Electric Thermostatic Radiator Valve - Horizontal Angle - 3/4" NPT Taco Heat-Gard 5432 Non-Electric Thermostatic Radiator Valve - Horizontal Angle - 3/4" NPT

  • Taco Heat-Gard 5432 Non-Electric Thermostatic Radiator Valve
  • 3/4" NPT
  • Horizontal Angle Valve
  • Ideal for radiant applications
  • Compact dimensions
  • Replaceable insert
  • Stainless steel spindle
  • Individual room control
  • Easy one-trade installation
  • Fuel savings up to 30%

Usually Ships in 24 Hours
List Price: $70.00
Our Low Price: $44.95
2 in stock!
Taco Heat-Gard 5433 Non-Electric Thermostatic Radiator Valve - Vertical Angle - 3/4" NPT Taco Heat-Gard 5433 Non-Electric Thermostatic Radiator Valve - Vertical Angle - 3/4" NPT

  • Taco Heat-Gard 5433 Non-Electric Thermostatic Radiator Valve
  • 3/4" NPT
  • Vertical Angle Valve
  • Ideal for radiant applications
  • Compact dimensions
  • Replaceable insert
  • Stainless steel spindle
  • Individual room control
  • Easy one-trade installation
  • Fuel savings up to 30%

Usually Ships in 24 Hours
List Price: $70.00
Our Low Price: $44.95
3 in stock!
Taco Heat-Gard 5423 Non-Electric Thermostatic Radiator Valve - Vertical Angle - 1/2" NPT Taco Heat-Gard 5423 Non-Electric Thermostatic Radiator Valve - Vertical Angle - 1/2" NPT

  • Taco Heat-Gard 5423 Non-Electric Thermostatic Radiator Valve
  • 1/2" NPT
  • Vertical Angle Valve
  • Ideal for radiant applications
  • Compact dimensions
  • Replaceable insert
  • Stainless steel spindle
  • Individual room control
  • Easy one-trade installation
  • Fuel savings up to 30%

Usually Ships in 24 Hours
List Price: $60.00
Our Low Price: $39.95
4 in stock!
Taco Heat-Gard 5401 Direct Mount Thermostatic Operator for Radiators Taco Heat-Gard 5401 Direct Mount Thermostatic Operator

  • Taco Heat-Gard 5401 Direct Mount Thermostatic Operator
  • Self-acting adjustable non-electric thermostatic operator
  • Has an anti-freeze position
  • Adjustable max./min. temperature settings
  • Selected temperature locking feature
  • Conserves energy by regulating temperature
  • Fuel costs can be reduced up to 30%
  • Can be mounted on all Heat-Gard series 54 valves

Usually Ships in 24 Hours
List Price: $92.00
Our Low Price: $52.95
(Out of Stock)
Taco Heat-Gard 5403 Direct Mount Dial - Remote Sensor Operator Taco Heat-Gard 5403 Direct Mount Dial - Remote Sensor Operator

  • Taco Heat-Gard 5403 Direct Mount Dial - Remote Sensor Operator
  • Non-electric remote thermostatic operator
  • Dial operator mounts to the valve and remote temperature sensor on a 6 foot capillary
  • Conserves energy by regulating temperature
  • Fuel costs can be reduced up to 30%
  • Can be mounted on all Heat-Gard series 54 valves

Usually Ships in 24 Hours
List Price: $134.00
Our Low Price: $84.95
6 in stock!
Taco Heat-Gard 5406 Remote Thermostat Wall Mounted Dial Operator Taco Heat-Gard 5406 Remote Thermostat Wall Mounted Dial Operator

  • Taco Heat-Gard 5406 Remote Thermostat Wall Mounted Dial Operator
  • Wall mounted thermostat
  • Non-electric remote thermostatic operator
  • Cap and capillary mounts to the valve and remote wall dial and temperature sensor on a 6 foot capillary
  • Conserves energy by regulating temperature
  • Fuel costs can be reduced up to 30%
  • Can be used with all Heat-Gard series 54 valves

Usually Ships in 24 Hours
List Price: $160.00
Our Low Price: $99.95
3 in stock!
Taco Heat-Gard 5411 Remote Mounted Dial & Sensor Operator Taco Heat-Gard 5411 Remote Mounted Dial & Sensor Operator

  • Taco Heat-Gard 5411 Remote Mounted Dial & Sensor Operator
  • Wall mounted Thermostat & Remote Sensor
  • Non-electric remote thermostatic operator
  • Cap and capillary mounts to the valve and remote wall dial and temperature sensor on a 5 foot capillary
  • Conserves energy by regulating temperature
  • Fuel costs can be reduced up to 30%
  • Can be used with all Heat-Gard series 54 valves

Usually Ships in 24 Hours
List Price: $160.00
Our Low Price: $99.95
3 in stock!
Taco Heat-Gard 5413 One-Pipe Steam  Valve Taco Heat-Gard 5413 One-Pipe Steam Valve

  • Taco Heat-Gard 5413 One-Pipe Steam Valve
  • Compact dimensions
  • Nickel-plated, forged brass valve
  • Thermostat may be locked at or limited to any desired temperature or temperature range
  • Actuators may be changed without shutting down the system
  • Valve may be installed by dropping the system down to zero pressure
  • Individual room control for greater comfort
  • Replaceable insert Stainless steel spindle
  • Fuel savings up to 30%

Usually Ships in 24 Hours
List Price: $200.00
Our Low Price: $139.95
1 in stock!
Taco Heat-Gard 5467-1 Adapter for 5400 Series Actuators Taco Heat-Gard 5467-1 Adapter for 5400 Series Actuators

  • Taco Heat-Gard 5467-1 Adapter
  • Adapter to mount 5400Series Operator on 5200 or 5300 Series Valve

Usually Ships in 24 Hours
List Price: $21.00
Our Low Price: $15.95
3 in stock!
Taco Heat-Gard 5443 Non-Electric Thermostatic Radiator Valve - Vertical Angle - 1" NPT Taco Heat-Gard 5443 Non-Electric Thermostatic Radiator Valve - Vertical Angle - 1" NPT

  • Taco Heat-Gard 5443 Non-Electric Thermostatic Radiator Valve
  • 1" NPT
  • Vertical Angle Valve
  • Ideal for radiant applications
  • Compact dimensions
  • Replaceable insert
  • Stainless steel spindle
  • Individual room control
  • Easy one-trade installation
  • Fuel savings up to 30%

Usually Ships in 24 Hours
List Price: $104.00
Our Low Price: $69.95
2 in stock!
Taco Heat-Gard 5441 Non-Electric Thermostatic Radiator Valve - Straight - 1" NPT Taco Heat-Gard 5441 Non-Electric Thermostatic Radiator Valve - Straight - 1" NPT

  • Taco Heat-Gard 5441 Non-Electric Thermostatic Radiator Valve
  • 1" NPT
  • Straight valve
  • Ideal for radiant applications
  • Compact dimensions
  • Replaceable insert
  • Stainless steel spindle
  • Individual room control
  • Easy one-trade installation
  • Fuel savings up to 30%

Usually Ships in 24 Hours
List Price: $104.00
Our Low Price: $69.95
5 in stock!
Taco Heat-Gard 5201-004RP Cartridge Taco Heat-Gard 5201-004RP Cartridge

  • Taco Heat-Gard 5201-004RP Cartridge

Usually Ships in 24 Hours
Our Low Price: $19.95
4 in stock!
Taco Heat-Gard 5453 Non-Electric Thermostatic Radiator Valve - Vertical Angle - 1-1/4" NPT Taco Heat-Gard 5453 Non-Electric Thermostatic Radiator Valve - Vertical Angle - 1-1/4" NPT

  • Taco Heat-Gard 5453 Non-Electric Thermostatic Radiator Valve
  • 1-/4" NPT
  • Vertical Angle Valve
  • Ideal for radiant applications
  • Compact dimensions
  • Replaceable insert
  • Stainless steel spindle
  • Individual room control
  • Easy one-trade installation
  • Fuel savings up to 30%

Usually Ships in 24 Hours
List Price: $160.00
Our Low Price: $89.95
2 in stock!
Taco Heat-Gard 5451 Non-Electric Thermostatic Radiator Valve - Straight - 1-1/4" NPT Taco Heat-Gard 5451 Non-Electric Thermostatic Radiator Valve - Straight - 1-1/4" NPT

  • Taco Heat-Gard 5451 Non-Electric Thermostatic Radiator Valve
  • 1-1/4" NPT
  • Straight valve
  • Ideal for radiant applications
  • Compact dimensions
  • Replaceable insert
  • Stainless steel spindle
  • Individual room control
  • Easy one-trade installation
  • Fuel savings up to 30%

Usually Ships in 1 to 2 Weeks
List Price: $160.00
Our Low Price: $89.95
(Out of Stock)