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Innovative Air Quality Solutions
20+ Years of Expertise

Air Filter Manufacturer in China

  • Premium quality filters for air purification.
  • Suitable for residential, commercial, and industrial use.
  • Advanced technology for superior efficiency.
  • Trusted by global partners for reliability and cost-effectiveness.
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Collection of diverse household air filters for air purification.
EN1822 Standard Certification
ISO 16890 Air Filter Testing and Classification Certification Logo
iso 9001 certified quality management system standard
UL Certification Logo
Public Health Accreditation Board (PHAB) Logo
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rohs logo
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Ashare Logo - Professional Air Quality Solutions Provider

Comprehensive Air Filtration Solutions

Offering a full range of filters tailored for home, business, and industrial applications to meet all your air quality needs.
Ultra-High Efficiency Industrial Air Filter
Ultra-High Efficiency Air Filter
Ideal for terminal filtration in electronics, biotech, pharmaceuticals, hospitals, and cleanroom systems like FFUs and laminar flow units.
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Medium Efficiency Filters
Essential for cleanrooms, these filters effectively capture dust and particles, ensuring a controlled and contamination-free environment.
Get an Instant QuoteIndustrial Combined High-Efficiency Filter for Advanced Air Filtration
V Bank Filters
Featuring a multi-panel V-bank design, this filter ensures high airflow and exceptional efficiency, making it ideal for demanding industrial applications.
Get an Instant QuoteIndustrial activated carbon bag filter for odor and pollutant removal.
Activated Carbon Bag Filter
Widely used in industrial water treatment, these filters effectively remove trace organics, heavy metals, colors, and odors from hazardous wastewater streams.
Get an Instant QuoteIndustrial Metal Mesh Primary Filter - Initial Filtration Stage for Heavy-Duty Applications
Metal Mesh Primary Filter
Designed for durability and efficiency, ideal for factories and HVAC systems, providing reliable pre-filtration for dust and debris.
Get an Instant QuoteIndustrial Alphabet Frame Primary Filter for Pre-Filtering in HVAC Systems
Primary Filter
Provides reliable pre-filtration by capturing large particles, ensuring extended system lifespan and improved efficiency in industrial environments.
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Fan Filter Units
Designed for critical environments like operating rooms, these units provide consistent airflow and HEPA-level filtration, ensuring sterile and clean air for medical procedures.
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Vacuum Cleaner Filters
Made with PTFE microporous membranes, featuring a nodal structure for high filtration efficiency and durability.
Get an Instant QuoteCollection of cylindrical water-absorbent filters for humidification.
Car Filters
Car filters deliver effective air purification for vehicles by capturing dust, allergens, and pollutants, ensuring a clean and comfortable driving environment.
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Air Filter Applications

Essential for labs, electronics, agriculture, hospitals, food processing, offices, homes, schools, and pharmaceuticals. These filters ensure clean air, protect sensitive processes, and maintain safety and quality across industries.

Mushroom Cultivation

Mushroom cultivation requires a sterile environment to prevent contamination of spores and mushrooms. Maintaining clean air is crucial to protect the growing area from airborne pollutants. In addition to cleaning the cultivation space and ensuring proper sanitation for staff, effective air filtration plays a vital role in safeguarding the environment.

  • HEPA Filter
  • Mini-Pleated Filter
  • Carbon Filter
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Close-up of Mushrooms Growing on Moss-Covered Branch in a Forest Setting
Glass Greenhouse in a Lush Garden Setting with Open Doors and Greenery

Agricultural Environments

Greenhouse vegetables and indoor plant cultivation require precise, contaminant-free conditions. Maintaining air quality is essential to protect crops from airborne impurities and ensure healthy growth. Additionally, effective air management helps minimize odors that could impact surrounding areas.

  • V Cell Filter
  • HEPA Filter
  • HVAC Filter
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Laboratories

Superior air filtration is crucial for medical laboratories to ensure clean, safe air and reduce contamination risks. With growing demands in hospitals, clinics, research centers, and dental offices, effective filtration is essential. A reliable supplier offering high-performance solutions tailored to medical needs is indispensable.

  • V Cell Filter
  • HEPA Filter
  • Pocket Filter
  • Pre Filter
  • HVAC Filter
  • Pleated Filter
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laboratories
Close-up View of Server Racks and Cables in a Data Center Environment with LED Indicators

Data Centers

Maintaining clean, high-quality air is vital for data centers to prevent equipment failures and downtime. Corrosive particles like sulfur and chlorides can damage electrical components, obstruct cooling systems, and disrupt operations. Reliable filtration ensures protection and smooth performance.

  • V Cell Filter
  • Intake Filter
  • Pocket Filter
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Food Processing

Controlling airborne microbial bacteria is crucial in food production to minimize contamination risks. Effective air filtration safeguards the manufacturing process, ensuring food safety and reducing the threat of widespread illness or infection.

  • V Cell Filter
  • HEPA Filter
  • Pocket Filter
  • Mini Pleat Filter
  • Pleated AirFilter
  • Activated Carbon Filter
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ice
automotive industry

Automotive Industry

Automotive paint booths and powder coating environments demand exceptional cleanliness to ensure flawless paint and coating applications. A continuous supply of fresh, purified air is vital for achieving uniform, contaminant-free finishes while maintaining a safe and hygienic workspace.

  • Ceiling Filter
  • Fiberglass Filter
  • Intake Filter
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Home Environment

Home is our most cherished living space, and air quality directly impacts the health and happiness of your family. Daily activities like cooking, pets, and pollen can contribute to air pollution and odors. Home air purifiers continuously deliver fresh, clean air, helping you create a clean and comfortable living environment.

  • Ceiling Filter
  • Fiberglass Filter
  • Intake Filter
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Modern air purifier integrated into a smart home system using Matter protocol

Precision & Passion: The Story Behind Our Filters

Join us for an exclusive behind-the-scenes look at how our filters are meticulously crafted to ensure top-notch performance and reliability. From cutting-edge technology to our team’s unwavering dedication, discover the art and science behind every filter we produce. This is more than manufacturing—it’s our commitment to quality, innovation, and customer satisfaction. 🌟

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Our Laboratory

Equipped with advanced technology, our laboratory ensures high-performance filtration solutions through rigorous testing and innovation.
Air filter performance testing line in a modern laboratory.

Wind Tunnel Laboratory

Filter Paper Efficiency and Resistance Testing Filter Efficiency and Resistance Testing
Technician conducting air filter quality testing in a laboratory.

Solid State Laboratory

Particulate Clean Air Delivery Rate (CADR) Testing Particulate Cumulative Purification Capacity (CCM) Testing
8m³ test chamber used for air purifier testing.

Gaseous Laboratory

Testing for the removal of various gaseous pollutants, including toluene, formaldehyde, acetaldehyde, acetic acid, ammonia, TVOCs (Total Volatile Organic Compounds), trimethylamine, and methanethiol.

Customize Your Filter

Tailor-made filtration solutions designed to meet your specific needs for any application or environment.
filterProduction filter

Pre-Sale Consultation

This involves one-on-one discussions, email exchanges, or online queries to collect primary details about their needs for air filter products.

Quotation

The Quotation Phase offers clear pricing, timelines, and customization details, ensuring transparency and client approval.

Sampling

Prototypes are produced based on finalized designs, allowing clients to evaluate performance, appearance, and functionality. Feedback is collected for adjustments before proceeding to full-scale production, ensuring optimal customization.

Productiong

Products are manufactured according to finalized specifications, with strict quality control at every stage to meet standards. Timelines are followed for seamless production and delivery.

Delivery

The Delivery Phase ensures secure packaging, efficient logistics, and timely shipping to the client’s location, guaranteeing products arrive safely and as scheduled.

Talk to Our Expert

A Range of Custom Options​

Experience Our Workflow.
Collection of various automotive air filters.

Appearance

Modify the air filter’s dimension, color, and shape to fit your project goals. Expert consultants can also offer professional advice on which filters work best based on your specifications.
Collection of diverse filter materials in various colors and textures.

Materials

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Functions

Enhance your air filters with advanced features for greater efficiency and market appeal, such as anti-bacterial properties, mite filtration, formaldehyde removal, allergen elimination, and odor control.
8m³ test chamber used for air purifier testing.

Testing

Ensure superior performance through rigorous testing, including efficiency, resistance, CADR, CCM, and removal of specific pollutants like bacteria, allergens, and odors, tailored to meet your project's standards.
Workers assembling air filters on a production line in a clean workshop.

Production

Streamline manufacturing with precise quality control to deliver air filters that meet your specifications, ensuring high efficiency, durability, and timely delivery for your project needs.
Truck and shipping container at the loading dock of the warehouse.

Delivery

Ensure secure packaging, reliable logistics, and on-time delivery, providing a seamless experience and guaranteeing your air filters arrive in perfect condition, ready for use.

Adaptable to Renowned Global Brands

With over 20 years of expertise, we specialize in delivering air filtration solutions that seamlessly integrate with the needs of the world’s most recognized brands. Partner with us to achieve exceptional performance tailored to your market.
3M company logo in red.
Alen Logo - Trusted in Air Purification
Austin Air Systems Logo - Leader in Air Filtration
Bissell Logo - Leading Home Cleaning Solutions Brand
bosch
airdoctor
Filtrete Logo - Trusted Brand in Air Filtration Solutions by 3M
Honeywell Logo - Leader in Air Purification and Filtration Solutions
medifyair
LG Logo - Innovator in Smart Home Appliances and Air Purification Solutions
Philips Logo - Leader in Health Technology and Air Purification Solutions
Pure Enrichment Logo - Trusted Brand for Home Wellness and Air Purification
Levoit Logo - Trusted Brand in Home Air Purification
Winix Logo - Leading Innovator in Air Purification Technology
Blueair Logo - Premium Air Purification Brand
GermGuardian Logo - Trusted Air Purification and Filtration Brand

Join the global leaders who rely on our expertise in air filtration solutions.

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we have made collaboration with Hiso for 3 years, and we are really grateful for the works that Hiso has provided to us. We are grateful for the collaboration with Cherry and Mr. Lee.
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Thomas
Government Supplier from Germany

Your Questions Answered

With over 20 years of expertise in filter manufacturing, we’ve addressed countless client concerns. Here are answers to the most common questions to help you make an informed decision.​

HISOAIR filters utilize industry-leading filtration technology to ensure maximum filtration performance and long cartridge life. We currently have the latest technologies such as HIGH DUST-HOLDING, HEPA 14, Microbial Treatment Solutions and more. Our filters are also tested to CAGI standards and meet ISO 8573.1 air quality rating guidelines.

We can make air purifier filters honeywell,air purifier filters holmes,levoit air purifier filter,dyson air purifier filter,winix air purifier filter,germguardian air purifier filter,homedics air purifier filter,hunter air purifier filter,coway air purifier filter,philips air purifier filter etc. In a nutshell, we make a lof of air purifier filter replacement.

It rarely happens such issue because we ensure that all our air filters are well-packaged before being shipped. But in case it does, please contact our collueages through e-mail and will take care of the issues for you.We will give you satisfactory solutions.

If your order is delayed for more than 7 days, email Compo customer service on the website to be assisted further. Kindly note that sometimes the orders may delay because of inevitable circumstances. Just be patient and we will investigate and let you know the real reasons.

We are flexible with the payment methods. You can pay through T/T, L/C, and D/P. You can also pay small payments through Paypal, Moneygram, Western Union, or credit card.

Absolutely. We support third-party testing by accredited organizations to verify that our filters meet the specific requirements of your application, such as laboratory cleanliness (e.g., Class 10 or Class 100), agricultural air pollution control, or food production hygiene standards. Our products undergo rigorous testing in our in-house CNAS-certified lab, and we can provide additional testing reports and data as needed to give you complete confidence in their performance.

We can do Customized package for your order. If you need color box with printing on the box, you can send us Artwork and we can print out the color box according to your file. We can also support to help you design the artwork for you if you do not have it.

Yes, our HEPA and ULPA air filters fully comply with international standards such as ISO and EN1822, which are commonly required in laboratories, cleanrooms, and agricultural settings. These filters effectively capture 99.97% or more of airborne particles, including PM2.5, mold spores, and viruses. Additionally, we offer customizable solutions to meet higher cleanroom classifications or unique industry needs, ensuring optimal air quality in demanding environments.

Contaminant Engineering•3 min read

PFAS Water Filtration Technologies Explained: Carbon, Resin & RO

Key Takeaway:

PFAS reduction depends on the specific compounds present, treatment media, contact time, water chemistry, and system design. Activated carbon, ion exchange, and Reverse Osmosis address PFAS through different mechanisms.

PFAS are a large family of persistent fluorinated compounds that can occur in drinking-water supplies. Their treatment behavior varies significantly by molecular structure, chain length, functional group, concentration, and the chemistry of the source water.

Granular Activated Carbon (GAC) removes PFAS primarily through adsorption. It is generally more effective for many longer-chain PFAS, while shorter-chain compounds tend to break through more quickly. Carbon performance depends on media properties, Empty Bed Contact Time (EBCT), competing organic matter, loading, and replacement frequency.

Ion-exchange resins use charged functional sites to capture many PFAS compounds. Properly selected anion-exchange media can provide high capacity and may perform better than conventional activated carbon for some shorter-chain PFAS, although performance still depends on water chemistry and competing ions.

Reverse Osmosis (RO) uses membrane separation rather than adsorption. Properly designed RO systems can provide broad reduction across many PFAS compounds as well as dissolved salts and other contaminants. Unlike carbon or resin, however, RO also produces a concentrate stream that must be managed.

No single technology should be selected from a PFAS label alone. System design should consider which PFAS compounds are present, their concentrations, required reduction targets, flow rate, media life, and the applicable third-party certification or validation requirements.

HisoAir Water Technical Series
Product Discovery•3 min read

How to Choose an Under-Sink Water Purifier for Modern Kitchens

Key Takeaway:

Match the treatment technology to your water quality first, then evaluate cabinet space, faucet configuration, flow rate, drain and power requirements, and filter replacement needs.

Choosing an under-sink water purifier starts with water chemistry. Carbon filtration is well suited to chlorine, taste, odor, and many organic contaminants, while Reverse Osmosis is more appropriate when dissolved salts, fluoride, nitrates, or broader dissolved contaminants need to be reduced.

For compact kitchens, tankless RO systems eliminate the conventional storage tank and can significantly reduce the space required under the sink. However, membrane capacity stated in GPD does not directly equal faucet flow. When comparing systems, check the actual dispensing flow rate, inlet-pressure requirement, recovery ratio, and whether a booster pump is required.

Installation architecture also matters. Many RO systems require a drain connection, electrical power, and either a dedicated drinking-water faucet or a compatible multi-function faucet. High-flow carbon systems can often connect directly to the existing cold-water line with a simpler installation, but pressure drop and available faucet flow should still be verified.

RO also removes much of the naturally occurring dissolved mineral content. Where taste or mineral balance is a priority, a post-RO remineralization stage can be added. Filter life should be evaluated by both rated capacity and local water quality rather than replacement time alone.

The right system is therefore not simply the smallest or highest-GPD model. It is the configuration that matches the target contaminants, available cabinet space, desired faucet setup, peak dispensing demand, and maintenance expectations.

HisoAir Water Technical Series
Water Quality•2 min read

What Does TDS Mean in Drinking Water? Measurement vs Contaminant Reality

Key Takeaway:

A TDS meter estimates the overall concentration of dissolved ionic substances from electrical conductivity. It cannot identify specific contaminants or determine whether water is chemically safe.

Total Dissolved Solids (TDS) refers to the combined concentration of dissolved substances in water. Most handheld TDS meters do not measure TDS directly. Instead, they measure electrical conductivity (EC) and convert that reading into an estimated parts-per-million (ppm) value.

This means a TDS reading can indicate how much dissolved ionic material is present, but not what that material actually is. Calcium, magnesium, sodium, nitrates, and other dissolved ions can all contribute to conductivity, yet a simple TDS meter cannot distinguish between them.

TDS meters are also not suitable for detecting trace contaminants such as PFAS, many VOCs, pesticides, pharmaceuticals, or disinfection byproducts. These substances may be present at concentrations far below the level needed to noticeably change electrical conductivity.

A low TDS reading therefore does not guarantee safe drinking water, and a higher TDS reading does not automatically indicate contamination. Water-treatment decisions should be based on laboratory testing for specific contaminants of concern rather than TDS alone.

HisoAir Water Technical Series
Technology Selection•2 min read

RO vs UF Water Filtration: Understanding Pore Sizes & Dissolved Minerals

Key Takeaway:

Ultrafiltration can reduce bacteria, turbidity, and suspended particles while retaining most naturally occurring dissolved minerals. Reverse Osmosis provides much broader reduction of dissolved salts and smaller contaminants.

Ultrafiltration (UF) typically uses hollow-fiber membranes with pore sizes in the approximate 0.01–0.1 micron range. These membranes physically retain turbidity, suspended solids, colloids, and many microorganisms while allowing dissolved minerals and salts to remain in the water.

Reverse Osmosis (RO) operates at a much finer separation level. Unlike UF, RO can substantially reduce dissolved ions such as sodium, calcium, fluoride, nitrates, and other contributors to total dissolved solids (TDS). This makes RO more suitable when dissolved-salt reduction is a primary treatment objective.

UF generally requires less system pressure and produces little or no continuous concentrate stream in many point-of-use configurations. RO typically requires greater pressure and produces a reject-water stream, but delivers broader contaminant reduction.

For water with acceptable TDS and mineral content, UF can be a simpler mineral-retaining treatment option. Where dissolved salts, fluoride, nitrates, or broader dissolved contaminants are a concern, RO is generally the more appropriate technology.

HisoAir Water Technical Series
Technology Selection•4 min read

Carbon Block vs Reverse Osmosis: Which Fits Your Need?

Key Takeaway:

Choose RO for dissolved inorganic salts and heavy metals; choose Carbon Block for chemical taste/odor, no wastewater, and high line-pressure flow.

Reverse Osmosis (RO) and Carbon Block filtration represent two fundamentally different treatment methods: membrane separation and adsorption. Understanding these differences helps determine which technology is better suited to a specific water-quality requirement.

Reverse Osmosis uses a semi-permeable membrane with pore sizes of approximately 0.0001 microns. It can significantly reduce dissolved inorganic contaminants such as TDS, fluoride, nitrates, and certain heavy metals. Because water must be forced through the membrane, RO systems require sufficient pressure or a booster pump and generate a concentrated wastewater stream.

Carbon Block filtration relies primarily on adsorption through compressed activated carbon, commonly with nominal pore sizes around 0.5–5 microns. It is highly effective for chlorine, chloramines, VOCs, taste, and odor, while allowing substantially higher direct-flow rates without producing wastewater.

From an operating perspective, Carbon Block systems are generally simpler, require less energy, and avoid the water loss associated with RO. RO involves higher system complexity and operating cost, but provides substantially broader reduction of dissolved contaminants that Carbon Block alone cannot address.

HisoAir Water Technical Series

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