Cannon Water Technology Inc.

CST Closed System Treatment (ECO-Green Series)

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Weight: 70.00 LBS
Shipping: Calculated at Checkout
$151.20 - $1,242.50
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ECO-Green - CST Closed System Treatment

Safe - Helps Prevent Corrosion in Closed Hot and Chill Water Systems 

Product Description

  • Super concentrated: 1 - 2 gallons treats 1000 gallons of closed chill, hot and condenser water.
  • Incorporates an organic azole compound resistant to oxidizing degradation for corrosion control of yellow metal compounds, Copper and Brass.
  • Has a dedicated iron oxide dispersants to retard rust deposits plugging lines and creating under deposit corrosion cells.
  • Forms a resistant protective barrier film on metal surfaces that helps prevent oxygen from attacking metal surfaces.
  • Is not depleted by oxygen and is suitable for open to atmosphere systems. 
  • pH buffered with a Borax for long term pH stability.
  • Less likely to be degraded by bacteria than other closed system corrosion inhibitors.
  • Can be used in systems currently treated with nitrite/phosphate/phosphonates based corrosion inhibitors.
  • Compatible with Ethylene Glycol/Propylene Glycol/GreenFrost-100 anti-freeze chemicals.


  • Closed recirculation heating and cooling loop treatment
  • Package boiler water treatment where water loss is at a minimum
  • Wood fired boiler treatment
  • Hydronic heating and cooling water treatment chemical

ECO-Green CST Application Rate and Control Parameters

  • ECO-Green - CST should be fed at a rate of 1 -2 gallons per 1000 gallons of water in the closed system.
  • Use O.P. Test Kit P.N. CNPK158 to test ECO-Green - CST.  The recommended test range is 25 - 40 total drops. 
  • ECO-Green - CST can be shipped UPS in small containers.

Physical Properties: ECO-Green CST






Slight Aromatic





Specific Gravity:


Freeze Point:

Approximately 32° F

Freeze/Thaw Recovery:


Ship Class:

Non Regulated Material





 HMIS Code




Refer to the SDS for further health, safety and environmental information regarding this product. Information and recommendations in this bulletin are based on information believed to be reliable. However, the use of the product is beyond the control of Cannon Water Technology Inc. and no guarantee, expressed or implied, is made as to the effects of such the results to be obtained if not used in accordance with directions or established safe practice. The buyer must assume all responsibility, including injury or damage, resulting from misuse of the product as such, or in combination with other material.

Chill, Hot and Condenser Closed System Treatment. One Gallon Treats 500 to 1000 gallons of water. Protects iron, steel, brass and copper systems. Safe, Earth Friendly, Non-Hazardous, Green Chemistry

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