Digital Electrical Heat Flow Meter from Canada
Instrument measuring heat flux electrically through surfaces for building insulation testing. HTS 9027.89.45.90 covers electrical apparatus for measuring heat quantities. Uses thermopile sensors.
Duty Rate — Canada → United States
10%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Reference ASTM C518 standards in technical documentation
• Avoid classification as thermostat by specifying measurement only
• Include surface contact verification procedures