Other
Pulley tackle and hoists other than skip hoists; winches and capstans; jacks. > Filtering or purifying machinery and apparatus for gases: > Catalytic converters or particulate filters, whether or not combined, for purifying or filtering exhaust gases from internal combustion engines > Other > Other
Duty Rate (from China)
Products classified under Tariff item 8421.39.00.90
3D Printer Resin Vapor Extractor
An enclosed carbon bed extractor designed to capture toxic resin vapors emitted during SLA/DLP 3D printing. It uses activated carbon filtration to adsorb volatile organic compounds (VOCs) and odors, ensuring a safer workspace. This apparatus falls under tariff item 8421.39.00 as other filtering or purifying machinery for gases.
8421.39.00Activated Carbon Gas Adsorber
A canister filled with activated carbon media used to adsorb volatile organic compounds (VOCs) and odors from air streams in ventilation systems. It operates as a passive or active filtering apparatus, purifying gases through adsorption. This product is classified under 8421.39.00 as other filtering or purifying machinery for gases.
8421.39.00Allergen-Reducing Bedroom Air Cleaner
A quiet, low-energy air cleaner with multi-stage filtration including a pre-filter, HEPA, and activated carbon, designed for bedrooms to trap pet dander and mold spores. It purifies indoor air by filtering particulate matter and gases. This unit falls under 8421.39.00 as other gas filtering machinery for residential use.
8421.39.00Commercial Kitchen Grease Vapor Separator
A duct-mounted electrostatic precipitator that ionizes and collects grease particles from restaurant exhaust hoods before release. It filters gases by removing particulate matter through electrostatic attraction. This apparatus is classified under 8421.39.00 as other gas filtering machinery for commercial food service.
8421.39.00Fume Extractor for Soldering Stations
A benchtop fume extractor with a flexible arm and carbon pre-filter designed to capture lead-free solder vapors in electronics assembly. It filters airborne contaminants and gases to protect workers. This product falls under 8421.39.00 as other filtering apparatus for workshop gases.
8421.39.00HEPA Air Purifier Filter Unit
A high-efficiency particulate air (HEPA) filter unit designed for residential and commercial air purification systems to remove dust, pollen, and microbes from indoor air. It operates as a filtering apparatus for gases, capturing airborne particles. This unit is classified under 8421.39.00 as other gas filtering machinery.
8421.39.00Laser Printer Toner Fume Precipitator
A desktop electrostatic unit that captures ultrafine toner particles emitted during high-volume laser printing in offices. It filters gases by ionizing and collecting particulate matter. This apparatus falls under 8421.39.00 as other filtering apparatus for office workspace gases.
8421.39.00Mold Spore Air Sterilization Unit
A UV-C and photocatalytic oxidation (PCO) unit that destroys mold spores and bacteria circulating in HVAC return air. It purifies gases through germicidal irradiation and chemical oxidation. This product is classified under 8421.39.00 as other gas purifying machinery.
8421.39.00Nebulizer Compressor Air Intake Filter
A high-purity pleated filter for medical nebulizer compressors, ensuring clean air for aerosol medication delivery. It filters gases to remove particulates and bacteria. This filter falls under 8421.39.00 as other gas filtering apparatus for medical device support.
8421.39.00Odor Neutralizing Air Scrubber
A wall-mounted air scrubber using photocatalytic oxidation to neutralize cooking fumes, pet odors, and smoke in homes or offices. It purifies gases through chemical oxidation and filtration. This apparatus is classified under 8421.39.00 as other gas purifying machinery.
8421.39.00Pet Hair and Dander Cyclone Separator
A floor-standing cyclone unit for pet owners that separates heavy pet hair via centrifugal force before HEPA filtration of fine dander. It filters gases by removing particulate matter in two stages. This product falls under 8421.39.00 as other gas filtering apparatus for consumer use.
8421.39.00Portable Dust Collector for Workshops
A compact cyclone and baghouse dust collector for capturing fine wood or metal particles from shop air during sanding or grinding. It filters gases by separating particulate matter through centrifugal and bag filtration. This apparatus is classified under 8421.39.00 as other gas filtering machinery for non-industrial workshops.
8421.39.00Portable Wildfire Smoke Filtration Unit
A battery-powered personal air purifier with H14 HEPA and ionizer for filtering PM2.5 wildfire smoke during evacuations. It purifies gases by filtering particulate matter and ionizing particles. This product falls under 8421.39.00 as portable gas filtering apparatus for emergency consumer use.
8421.39.00Vinyl Chloride Monomer Scrubber Cartridge
A replaceable scrubber cartridge with impregnated carbon for small-scale PVC pilot plant off-gas treatment. It purifies gases by adsorbing vinyl chloride monomer and hydrogen chloride vapors. This cartridge is classified under 8421.39.00 as other purifying apparatus for chemical process gases.
8421.39.00Volatile Organic Compound (VOC) Monitor Filter
A wall-insert VOC adsorber panel using zeolite media to capture paint fumes and solvents in newly constructed buildings. It purifies gases by adsorbing volatile organic compounds. This product falls under 8421.39.00 as other purifying apparatus for indoor gases during off-gassing periods.