SAFE-T-THERM® HD Heat Transfer Fluid is a heavy-duty inhibited propylene glycol formulation designed for use in hydronic and geothermal systems requiring reliable freeze protection, corrosion protection, and long-term thermal stability.
SAFE-T-THERM® HD is engineered for demanding HVAC, geothermal, industrial, and process cooling applications operating at elevated service temperatures where enhanced inhibitor performance and extended fluid life are critical. The advanced heavy-duty inhibitor package is formulated to help protect multi-metal systems, improve system reliability, and reduce maintenance requirements.
SAFE-T-THERM® HD also includes an orange dye to assist with leak detection and system identification.
SAFE-T-THERM® HD is available in concentrate and pre-diluted solutions and can be packaged and sold in pails, drums, totes, and bulk quantities to meet a wide range of customer and system requirements.
Frequently Asked Questions
What is SAFE-T-THERM® HD used for?
SAFE-T-THERM® HD is an inhibited propylene glycol heat transfer fluid used in HVAC systems, data centers, geothermal systems, process cooling equipment, water towers, solar panels and other closed-loop applications requiring freeze protection and corrosion protection.
What are the benefits of using SAFE-T-THERM® HD in closed-loop systems?
SAFE-T-THERM® HD helps protect against freezing, corrosion, and scale formation while providing efficient heat transfer. Its inhibitor package helps extend equipment life and reduce maintenance costs.
Is SAFE-T-THERM® HD suitable for data center cooling applications?
Yes. SAFE-T-THERM® HD is commonly used in data centers and mission-critical cooling systems where reliability, freeze protection, and corrosion protection are essential.
How does SAFE-T-THERM® HD protect against corrosion?
SAFE-T-THERM® HD contains a corrosion inhibitor package that helps protect aluminum, copper, brass, steel, cast iron, and other metals commonly found in cooling systems.
What freeze protection does SAFE-T-THERM® HD provide?
The level of freeze protection depends on the glycol concentration. SAFE-T-THERM® HD can be blended to meet the temperature requirements of specific applications.
Can SAFE-T-THERM® HD be used in HVAC systems?
Yes. SAFE-T-THERM® HD is widely used in commercial and industrial HVAC systems to protect piping, pumps, coils, and heat exchangers from freeze damage and corrosion.
What metals does SAFE-T-THERM® HD protect?
SAFE-T-THERM® HD helps protect aluminum, steel, cast iron, copper, brass, and solder found in closed-loop heating and cooling systems.
How often should SAFE-T-THERM® HD be tested?
Most systems should be tested annually to verify glycol concentration, inhibitor levels, pH, and overall fluid condition. Contact us to discuss your specific application and testing requirements.
Can SAFE-T-THERM® HD be used in geothermal systems?
Yes. SAFE-T-THERM® HD is commonly used in geothermal heating and cooling systems because of its freeze protection and long-term corrosion protection.
Why choose SAFE-T-THERM® HD over standard propylene glycol?
Unlike uninhibited propylene glycol, SAFE-T-THERM® HD contains corrosion inhibitors that help protect system components, extend equipment life, and maintain system efficiency.
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