Home Solar Panel Antifreeze - Dowtherm SR-1
Propylene glycol heat transfer fluid for solar thermal collectors and radiant heating systems. Inhibited against corrosion in copper/brass systems. HTS 3820.00.00.00 antifreezing preparation.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If industrial heat transfer salts for non-freeze protection
Prepared lab/industrial fluids if not antifreeze primary.
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Import Tips & Compliance
• ASME certification for solar thermal; specify closed-loop use
• Differentiate from open geothermal brines
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