Water Filter Cartridge Holder Assembly
A modular assembly that securely holds replaceable filter cartridges in residential or commercial water purification units. Falls under HTS 8421.99.0140 due to its dedicated role in water filtering machinery.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If for air or gas filtration systems
Parts of air purifying apparatus are separated from water-specific provisions.
If sold as standalone plastic housings for retail
Tableware or kitchen plastic articles shift to Chapter 39 if not machinery parts.
If aluminum construction without water-specific design
General aluminum articles without functional filtration integration classify in Chapter 76.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right HTS code — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Include assembly drawings showing integration with filter cartridges to confirm water purification specificity
• Label with model compatibility for brands like Pentair or Culligan to support proper HTS classification
Related Products under HTS 8421.99.01.40
UV Water Purifier Quartz Sleeve
A quartz glass tube that protects UV lamps while allowing light transmission for water disinfection in purification systems. Classified in HTS 8421.99.0140 as an essential part of water purifying apparatus.
Whole House Filter Manifold
Multi-port PVC manifold distributing pressurized water through parallel filter housings in whole-house systems. HTS 8421.99.0140 for water filtration machinery.
Pool Filter Multiport Valve
7-position valve controlling filter, backwash, rinse functions in sand filter pools. Dedicated water purification component, HTS 8421.99.0140.
Inline Water Filter Head Assembly
Brass head assembly with 1/4" quick connects for under-sink inline carbon filters. HTS 8421.99.0140 as water purification machinery part.
Deionization Cartridge Mounting Rack
Stainless wall-mount rack holding mixed-bed DI cartridges for lab ultrapure water systems. Specific to water purification, HTS 8421.99.0140.
Reverse Osmosis Membrane Housing
A pressure vessel designed to hold reverse osmosis membranes in water purification systems. It is classified under HTS 8421.99.0140 as a part specifically for machinery used in filtering or purifying water through membrane separation processes.