Caldera 16
Heat Transfer Fluid & Cleaner
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Caldera 16 - Heat Transfer Fluid & Cleaner

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Caldera 16 - Heat Transfer Fluid & Cleaner

Product Description

Caldera 16 is a long-lasting, light-duty cleaner designed to soften, dissolve, and suspend carbon and varnish deposits within heat transfer systems. It is a fully-formulated heat transfer fluid designed to completely replace an existing fluid, and can be used at temperatures up to 549°F (287°C). It is an ideal solution for preventative maintenance or for cleaning systems that are experiencing minor varnish or carbon deposits. This unique formulation can help to restore system performance and efficiency by removing insulating fouling.


Temperature Range

Caldera 16 Temprange m+s



  • System cleaner for fouled systems
  • Stable up to 549°F (287°C)
  • Closed and open loop systems 


Performance Advantages

  • Cleans fouled systems - System can remain in operation during cleaning. 
  • Continuous cleaner - Ideal for systems prone to varnishing.
  • Odorless
Typical Properties
Caldera 16
Minimum Temperature, °F (°C)
-40 (-40)
Maximum Bulk Temperature, °F (°C)
549 (287)
Flash Point, °F (°C)
464 (240)


View complete Caldera Heat Transfer Fluid product information and thermal property data.

Fluid properties are typical results and should not serve as a sole resource for determining the correct fluid for a particular application. Please consult an Isel representative to ensure that the product is the correct choice for the application.

Caldera 16 Applications
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