Robertshaw Industrial Products

Model RT-921

The RT-921 series offers both non-indicating and integral temperature indication control of liquid, air or gas in applications with steam or water as the heating source.

Other Features

  • Seamless Robertshaw bellows used for closer control and extended life
  • Small overall size, ideal for OEM use
  • Set point adjustment wheel
  • Chevron “lifetime” stem packing made of Teflon or EPT rubber U-Cup for water service
  • Valves in a wide range of sizes, actions, styles, materials, etc.
  • Capillary selection of materials and lengths
  • RT-921A1 non-indicating unit shown
  • RT-921B1 offers integral temperature indication

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Assembly Options

 

Style A

Regulator Assemblies

 

Style CSS

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Style FA

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Style MA

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Style MAS

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Style WA

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Style WD

Regulator Assemblies

 

Style WCSS

Regulator Assemblies