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Highside® Thawzone is the original liquid dehydrant for the control of moisture in refrigeration systems. Thawzone chemically "dries" ALL refrigerants, such as R-12, R-22, R-134A, etc., CFC, HFC and HCFC refrigerants.


  • Seeks out moisture and chemically bonds to it
  • Original liquid dehydrant, frees your frozen system in minutes
  • Sold 12 / Case
  • 4 ounce bottle
  • Biodegradable
  • Enhanced moisture control in even the most advanced systems
  • Aids with oil return in low temperature systems
  • Compatible with all refrigerants and lubricants
  • Helps prevent the formation of acid
  • Environmentally sound
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Usage Amount: Add ⅛ ounce for every 1 pound of refrigerant in the system
Moisture control in HVAC/R systems
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