Central Boiler Expansion Tank
Pressurized diaphragm expansion tank for absorbing water volume changes in central heating boiler systems. Boiler-integrated mounting brackets. Under 8403.90.00.00.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If general steel reservoirs
Non-specific steel tanks/reservoirs are under tanks of iron/steel heading.
If parts of liquid pumps
If primarily for pump systems rather than boiler, shifts to pump parts.
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Import Tips & Compliance
• Specify pre-charge pressure and capacity in commercial invoice; comply with boiler code sizing requirements; avoid general tank classification
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