Cryotech Deicing Technology

Cryotech E36 lavatory antifreeze

Cryotech E36® Lavatory Antifreeze

Cryotech E36® lavatory antifreeze is a potassium acetate-based freeze point depressant used as a component in aircraft lavatory fluid. Easy to handle, E36 lavatory antifreeze has a low freeze point and is safe for the environment.


  • Effectively used as the freeze point depressant component of aircraft lavatory fluids
  • Easy to handle - no agitation required
  • Safe for the environment
  • Safe for direct sewage discharge - contact your local airport facility for disposal considerations
  • Cost effective
  • Complimentary customer training upon request


  • Successfully used by major airlines and military
  • Has a low freeze point of -76°F (-60°C)
  • Formulated to protect yellow metals


  • BOD is less than one-third that of propylene glycol formulations
  • Readily biodegradable
  • Does not contain glycols or alcohols
  • Recognized as "relatively harmless" by U.S. Fish and Wildlife scale
  • Safer for vegetation


  • Polyethylene or stainless steel containers are preferred, otherwise use carbon or low alloy steel
  • Best practices include storing totes and drums in areas protected from weather and exposure to direct sunlight
  • Application - may be diluted to desired freeze point
  • Non-flammable, non-hazardous
  • Safe for workers - see product SDS
  • Lavatory antifreeze should not be stored, piped or plumbed through systems that use galvanized, zinc, or brass components