Home Solar Panel Antifreeze - Dowtherm SR-1 from Canada
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.
Duty Rate — Canada → United States
16.5%
Rate breakdown
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• ASME certification for solar thermal; specify closed-loop use
• Differentiate from open geothermal brines