Air duct cleaning costs depend on your project and location. Check with a local pro for your specific job.
Whole-house air purifier installation ranges from $59 to $12,000, with most homeowners spending around $2,610 for your project.
Your home's floor plan and the filter type you choose determine the complexity and total cost of your installation.
Account for HVAC labor at $100 to $250 per hour, permits between $250 and $400, and ongoing filter replacement expenses.
Hiring a local air duct cleaning professional ensures your system manages airflow correctly and keeps your home's indoor air quality healthy.
In 2026, homeowners across the country pay a national average of $2,610 for whole-house air purifier installation, based on 21,664 verified projects from Angi Pros. Most homeowners spend between $419 and $4,962, with the spread driven by filter type, home size, and HVAC system complexity. Costs can reach as high as $12,000 for premium systems with HEPA filtration.
Your home's floor plan has the greatest impact on whole-house air purifier costs, more so than square footage alone. Smaller homes under 2,000 square feet typically need a simpler system, while larger homes may require additional equipment to maintain proper air circulation. Adding in-duct air purifiers to serve a larger floor plan can push costs up by a significant margin.
The filter type you choose is the single biggest driver of whole-house air purifier costs, with options ranging from basic flat filters to advanced HEPA systems. Each type can help reduce allergen exposure in the home, but their capabilities differ considerably. Some systems, like electronic and UV light filters, rely on methods other than mechanical filtering to remove airborne contaminants. Costs vary widely depending on which approach best fits your air quality needs, as the breakdown below shows.
| Filter Type | Average Cost in 2026 |
|---|---|
| Portable filter | $100–$1,000 |
| Flat filter | $100–$250 |
| Extended media filter | $500–$1,000 |
| Electronic filter | $600–$2,400 |
| UV light filter | $750–$3,500 |
| HEPA filter | $2,000–$5,000+ |
Specific purifiers vary by efficiency and performance, further impacting how much the system will cost.
Portable air purifiers cost $100 to $1,000 and work without connecting to your home's HVAC system, making them the most flexible option available. You can use one in a single room, move it throughout the house as needed, or purchase separate units for each room that requires air treatment. Keep in mind that portable filters vary widely in their ability to capture different contaminant sizes, so matching the unit to your specific air quality concern matters.
Flat filter air purifiers cost between $100 and $250 and work by replacing your existing HVAC filter with a more robust version capable of capturing finer particles. They perform best at reducing larger airborne particles like dust and lint, though some models can capture particles as small as pollen.
Extended media filters cost between $500 and $1,000 including installation, more than a standard flat filter, because the unit requires dedicated space within your HVAC system. These filters use filter paper with a large surface area to boost efficiency and filtering ability. Replacement filters are affordable at under $100, keeping long-term operating costs manageable.
Electronic air purifiers cost between $600 and $2,400 and use electrically charged plates to trap airborne particles as they move through your HVAC system. These filters never need replacing, though you will need to clean them periodically to maintain their performance.
UV light filter whole-house air purifiers cost $750 to $3,500 to install and excel at destroying pathogens, bacteria, and viruses, but they do not capture airborne particles like dust, pollen, or lint. Because mechanical filters handle particles but cannot neutralize pathogens, many homeowners install both a paper filter and a UV system together to get comprehensive coverage.
HEPA filters are the most expensive whole-house air purifier option, costing between $2,000 and $5,000 or more, and can remove even the smallest airborne particles found in most homes. Their density slows airflow through a standard HVAC system, which means installation requires significant modifications to your existing setup. Because of that complexity and cost, HEPA filtration remains relatively uncommon in residential settings.
An in-duct air purifier does more than just filter pesky particles from the air—your HVAC system's filter handles that part. Instead, they use ultraviolet (UV) light and ionization technology to neutralize dust, dander, germs, and other contaminants. The result? Better air quality that reduces the spread of bacteria in your home.
HVAC labor costs $100 to $250 per hour when ductwork or system changes are required for your whole-house air purifier installation. Portable and flat filter purifiers involve minimal labor, while more complex systems that require duct modifications will push labor costs higher.
Installing an electronic filtering system or a portable air purifier in a room with limited outlets may require hiring an electrician to prepare your setup before the air purifier can be installed.
Hiring an electrician costs $50 to $100 per hour, though common tasks are often priced as flat fees rather than hourly rates. Installing an outlet typically runs $100 to $450, while rewiring is billed at $50 to $100 per hour.
While installing a whole-house air purifier is often straightforward, several preparatory steps can add to the total cost of the job. The factors below break down where those additional expenses are most likely to arise.
Your choice of air purification system may require changes to your existing HVAC ductwork, and in homes where ductwork runs through hard-to-reach areas, installation costs can rise and may include wall repair afterward. Costs vary depending on the scope of ductwork work required.
Cost of duct rerouting: $1,500 to $9,000
Cost of duct replacement: $1,400 to $5,600
Drywall repair: $295 to $925
The brand of air purifier you choose can affect its price. Popular names like AprilAire, Carrier, and Trane cost more than brands like Honeywell, Field Controls, or Lennox. While the price difference doesn't have a large effect on the cost of installation, the initial equipment prices can vary by up to a few hundred dollars.
Indoor air quality testing costs between $290 and $580 and can help you identify which type of air purifier your home actually needs before you commit to a system. Running this test upfront is a practical way to make sure your investment targets the right contaminants.
Electronic, extended media, UV light, and HEPA whole-house air purifiers typically require preparation work on your HVAC system before installation can begin. Your installer can usually handle these tasks, but the added prep work will increase the overall cost of the project.
Any whole-house air purifier that requires altering your HVAC system will need a permit, which costs between $250 and $400. Portable purifiers are exempt from this requirement, and your installer is responsible for obtaining any necessary permits on your behalf.
Flat, extended media, portable, and HEPA filters trap particles directly in their filter material, which means they require regular replacement to stay effective. Most replacement filters cost between $10 and $60, while HEPA replacement filters can run up to several hundred dollars each.
DIYers will have no trouble installing most portable air purifiers or installing an upgraded flat filter within their home's HVAC system. However, hiring a local air duct cleaning service or an HVAC company near you is necessary for all other whole-house air purifiers.
Your municipality will likely require only a licensed HVAC technician to alter a heating and cooling system, even if you're an avid DIYer. Additionally, because the job involves calculating and managing crucial airflow within the home, having a qualified expert on hand will ensure success.
If your home has a whole-house air purifier that's not functioning as well as it should, consider having an indoor air quality test before choosing your next steps. You may be able to simply repair your existing air purifier system. Whole-house air purifier repair costs between $175 and $790. Depending on your system, that amount could be significantly less than the replacement cost.
However, there are several factors to discuss with your HVAC company when choosing repair versus replacement, including:
The existing system's expected life span before and after repairs
The extent of the problem with the existing system
Any warranty protections that may apply before and after repairs
Any upgrades that you may wish to add during repair or replacement
Here is a comparison of whole-house air purifier replacement versus repair costs and considerations:
| Replace | Repair |
|---|---|
| Costs more than repair | Costs less than replacement |
| Upgrading opportunity | Limited upgrades |
| Allows your choice of new system type | Doesn't allow new system type |
Installing a whole-house air purifier is an investment in your home and comfort. However, the price tags can creep up. Here are several ways to help control costs while installing your whole-house air purifier.
Discuss bundling deals or specials with your HVAC repair or installation company.
Choose a lesser-known air purifier brand with qualities similar to those of more popular ones.
Obtain advice from your HVAC company about upgrading your existing HVAC filters.
Properly maintain your purifier filters by changing them regularly or cleaning them as necessary, according to the manufacturer.
Installing a new HVAC system in your home can increase its value by 5% to 7% and realize an ROI of around 60%. However, that's for an entire new HVAC system. Installing a whole-house air purifier into an efficient, modern HVAC system will only help the house's resale value. The same doesn't hold true for portable purifiers, which will likely travel with you to your new home.
Home is the most important place on earth, which is why Angi has helped more than 150 million homeowners transform their houses into homes they adore. To help homeowners with their next project, Angi provides readers with the most accurate cost data and upholds strict editorial standards. We survey real Angi customers about their project costs to develop the pricing data you see, so you can make the best decisions for you and your home. We pair this data with research from reputable sources, including the U.S. Bureau of Labor Statistics, academic journals, market studies, and interviews with industry experts—all to ensure our prices reflect real-world projects.
Want to help us improve our cost data? Send us a recent project quote to [email protected]. Quotes and personal information will not be shared publicly.
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