What are the Best Air Purifiers for Home
The Best Air Purifier for Your Home Buying Guide is for future and current air purifier owners looking for more information and best practices when it comes to maintaining a clean indoor air environment, at all times.
In this guide, we’ll take a closer look at the different types of PuroAir air purifiers and learn about the filter materials, from HEPA filter layers that purify ultra-fine particles to activated carbon filter layers that absorb odors1 and volatile organic compounds (VOCs5). We’ll explain how each material works, what pollutants they target, and which environments they’re best suited for.
We’ll also dive into the optimal purifier for any room in your house!
Benefits
What is the best air purifier for a small home?
If you are looking to clean the air in a smaller space, like a bedroom, home office, nursery, apartment, studio, dorm or small house, look no further than the brand new PuroAir 100i Smart Air Purifier. This powerful little purifier is built to quickly filter and cycle through air in rooms up to 550 sq ft1. With a physical footprint of less than 1 ft wide, the PuroAir 100i will blend into the smallest of spaces.
We also offer the innovative PuroAir 130i Smart Air Purifier for spaces up to 600 sq ft1. Both of these units come with the PuroAir mobile app allowing you to choose the purifying power directly from the palm of your hand. Convenience, simplicity and clean air!
What is the best air purifier for a medium home?
Great question! The air purifier in our collection is the best-selling PuroAir 240 HEPA Air Purifier, which can clean indoor spaces up to 1,000 sq ft in an hour1! This powerful and sleek air cleaner is a no-brainer for anyone looking to use an air purifier for the first time. Set it up in a high traffic area and feel the difference almost instantly!
What is the best air purifier for a large home?
The largest, and most powerful, unit in the our line-up is the PuroAir 400 HEPA Air Purifier. This heavy-hitter easily cleans the air in areas up to 2,000 sq ft1. Take it from the customer reviews - there’s nothing like it! With its powerful filtration, every room becomes a breath of fresh air. Discover the PuroAir 400, our most powerful air purifier, and create a cleaner, healthier space for your whole family to enjoy.
Per SleepScore Labs, exposure to allergens4 at night can irritate nasal passages and worsen nasal congestion. This may also lead to disruptive breathing and discomfort. SleepScore Labs tested 35 participants for a combined 800 hours of sleep to understand the difference between sleeping with and without a PuroAir air purifier. Here’s is what participants experienced with an air purifier:
- Overall, participants experienced 6% increase in deep sleep, with 4 more minutes per night.2
- 80% of participants felt the air purifier reduced allergy symptoms and improved sleep.2
- 97% were willing to recommend the PuroAir 240 air purifier to others.2
Air Purifier Benefits:
- PuroAir Air Purifier Filters have three layers of defense.
- PuroAir’s HEPA filtes are designed to filter up to 99.9% of airborne particles as small as 0.1 microns1. This includes most common allergy triggers like pollen4, dust3, dander and smoke3.
- CarbonTech™ Filter: In addition to the HEPA filter layer and pre-filter, PuroAir air purifiers have activated carbon filters that can absorb odors1, and some gases.
- Two year warranty with every purifier purchase, PLUS a Lifetime Purifier Warranty with Filter Subscription.
- Pre-Filter screens for larger particles like dust3, hair, pollen4, carpet fibers and other visible debris.
- Easy installation and maintenance.
- PuroAir Filter Replacements are designed to last up to 90 days, or 3 months.
Best Air Purifier Per Room Type:
Best Air Purifier for Bedrooms
When it comes to creating a healthier, more restful sleep environment, PuroAir air purifiers are designed with bedrooms in mind. Engineered for ultra-quiet operation, they run at low decibel levels that won’t disturb light sleepers, making them ideal for overnight use. Their dedicated sleep mode automatically dims display lights and reduces fan speed to maintain peaceful, uninterrupted rest while still actively cleaning the air. Equipped with advanced HEPA filtration, PuroAir purifiers capture up to 99.9% of airborne particles1, including dust3, pollen4, pet dander4, and other common bedroom allergens4. The result is cleaner, fresher air that supports deeper sleep and easier breathing night after night.
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PuroAir 100i Smart Air Purifier: It’s finally here! The ultimate air purifier for bedrooms and smaller rooms. The 100i Smart HEPA Air Purifier is the smallest unit in our lineup, taking the least amount of precious space while delivering filtered air in spaces up to 550 sq ft1! With the average bedroom size being around 132 sq ft, the 100i air cleaner will deliver massive benefits to air quality in your bedroom. And the best part? Conveniently control the filtration power via the PuroAir smartphone app! |
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PuroAir 130i Smart Air Purifier: Need a little extra air-cleaning power in your bedroom? The 130i Smart HEPA Air Purifier intakes air at 360 degrees around the unit and outputs clean, refreshing air back into your sacred indoor space. Whisper-quiet, especially in Sleep Mode, this air cleaner will keep your bedroom air breathable to help alleviate nighttime allergies and respiratory issues caused by indoor air pollutants. With plug-and-play features, this powerful air purifier will be creating fresh air at the click of a button from your smartphone, tablet or directly on the air purifying system. |
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Best Air Purifier for Living Rooms
Designed to handle the demands of open-concept spaces and busy households, PuroAir air purifiers are a powerful solution for living rooms. With larger coverage areas, they’re built to efficiently circulate and clean air across expansive square footage, making them ideal for gathering spaces where family and guests spend the most time. High Clean Air Delivery Rate (CADR) performance ensures faster removal of airborne pollutants like dust3, smoke3, and pet dander4, so the air feels noticeably fresher in less time. Whether you’re entertaining, relaxing, or enjoying movie night, PuroAir delivers consistent, whole-room purification you can count on.
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PuroAir 240 Air Purifier: Our best-selling air purifier is the most popular for good reason! The PuroAir 240’s powerful filtration, convenient size and automatic power adjustments make this HEPA air cleaner the #1 option for most families. It covers up to 1,000 sq ft in an hour1, creating a clean air environment in no time! |
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PuroAir 400 Air Purifier: When it comes to powerful filtration and the largest air cleaning capacity, the PuroAir 400 takes the cake. Quietly covering up to 2,000 sq ft in one hour1, this air cleaner is a must for any high-traffic area in the house. |
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Best Air Purifier for Kitchens
In the heart of your home, PuroAir air purifiers help keep kitchen air fresh and breathable. Designed to tackle lingering cooking odors1 and airborne smoke3, they work quickly to reduce smells from frying, spices, and everyday meal prep. Advanced multi-stage filtration, including CarbonTechTM activated carbon, captures fine smoke particles3 and helps reduce unpleasant odors1, so scents don’t drift into nearby rooms. Whether you’re searing, sautéing, or baking, PuroAir helps maintain cleaner air and a more comfortable kitchen environment for everyone.
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PuroAir 100i Smart Air Purifier: The smallest of the bunch, our brand new 100i Smart HEPA Air Purifier provides powerful filtration while also controlling odors1 emitted from cooking in the kitchen. In our opinion, the 100i checks all the boxes: |
Best Air Purifier for Homes with Pets
For households with furry family members, PuroAir air purifiers are designed to keep pet-related allergens4 and odors1 under control. Their advanced filtration system captures airborne pet dander4 and fine hair before it settles on furniture or circulates through your home, helping reduce allergy triggers and everyday dust3 buildup. At the same time, integrated odor control works to filter lingering smells from litter boxes, pet beds, and wet fur. The result is a fresher, cleaner indoor environment where both pets and people can breathe easier.
Bonus Product: The PuroAir Mega MERV 13 HVAC Filter is the 3-in-1 punch with air purification, dust3 and dander filtering and odor reduction while the system is running.
Shop PuroAir Mega MERV 13 HVAC Filters
PuroAir Air Purifier Comparison Table:
| Air Purifier | Maximum Sq Ft | Who's it For? |
|---|---|---|
| PuroAir 100i | 550 sq ft1 | Bedrooms, dorms, offices, laundry rooms, etc. |
| PuroAir 130i | 600 sq ft1 | Bedrooms, home office, kitchen, game room |
| PuroAir 240 | 1,000 sq ft1 | Bigger bedrooms, kitchen, dining room, living room |
| PuroAir 400 | 2,000 sq ft1 | Large open spaces, rooms with high ceilings |
| Whole Home Bundle | 3,000 sq ft1 | One main larger living space and one bedroom space |
| Whole Home+ Bundle | 4,000 sq ft1 | One large living space and two bedroom areas |
Buying Guide - How to Choose the Best Air Purifier
Why choose PuroAir Air Purifiers?
PuroAir air purifiers utilize HEPA filtration, reducing 99.9%1 of common allergens4 from indoor air such as pollen4, dust3, mold4, and pet dander4. Recognized by professionals, these highly efficient air cleaning systems also boast smart features like air quality sensors, automatic adjustment modes, and quiet operation.
- HEPA filtration: Filters 99.9%1 of allergens4, including pollen4, dust3, mold4, and pet dander4.
- Trusted by professionals: Often recommended by allergists and used in hospitals and labs.
- Smart features: Air quality sensors, auto-adjust modes, and quiet operation.
Key considerations before buying an air purifier:
Before investing in an air purifier, consider researching air purifiers that fit the following criteria:
| Factor | What To Look For | Why It Matters |
|---|---|---|
| Room Size | Match purifier’s coverage (sq ft) to your indoor space | Ensures effective filtration |
| Filter Type | HEPA with activated carbon | HEPA for allergens4, carbon for odors1 |
| Noise Level | < 50 dB for bedrooms | Quiet operation to not disrupt sleep |
| Smart Features | Auto mode, timers, app control | Convenience and energy savings |
Maintenance and Costs
PuroAir air purifiers are affordable and easy to set up with plug-and-play functionality. PuroAir offers convenient filter subscriptions and a lifetime warranty while enrolled.
- Filter replacement: Every 3 months depending on usage.
- Cost of filters: ~$35–$70 per replacement. Subscribe and save.
- Filter subscription: Receive replacement filters automatically.
- Warranty: 2-Year Warranty included, Lifetime Warranty with subscription.
- Energy usage: Energy efficient design. All of our products meet US Department of Energy’s energy efficiency standards, which is a thorough testing protocol to ensure that all PuroAir products are energy efficient for your home.
- Quiet operation: As low as 22 dB in Sleep Mode (PuroAir 240).
Who Should Buy One?
PuroAir HEPA air purifiers are beneficial for allergy sufferers, pet owners, city dwellers, and families.
- Allergy Sufferers: Reduces pollen4, pet dander4, or dust3.
- Pet Owners: Reduces fur and odors1.
- Urban Dwellers: Filters pollution and smoke particles3.
- Parents: Improves air quality in nurseries and kids’ rooms.
PuroAir MERV 13 HVAC filters offer high-efficiency filtration without requiring a full HEPA system.
- Captures fine particles (1 micron)1, including allergens4 and pollutants.
- Effective against PM2.5 pollution.
- Ideal for pet owners and central air systems.
Where to Buy
PuroAir Air Purifiers and Filters are available on the PuroAir website and on Amazon.
Our Mission
At PuroAir, our mission is: “Making clean, healthy indoor air accessible to everyone, everywhere.”
We’re committed to transparency, innovation, and integrity in everything we do. We promise to:
- Offer higher quality air purification products
- Lead advancements in air purification technology
- Promote environmentally sustainable practices
- Support community health-focused initiatives
We’re dedicated to providing clean air for everyone through both innovation and philanthropy. Learn more about our efforts on our Giving Back page.
100-Day Cleaner Air Guarantee
The 100-Day Cleaner Air Guarantee is our 100% Refund Return Policy. If you are unsatisfied with your Purifier purchase from PuroAir.com for any reason, you have 100 days from the date of shipment to request a full refund, including shipping charges. Purifiers will not be eligible for a return after 100 days. You may also cancel any subsequent subscriptions at the time of return, as well. Learn more about our return policy here: 100-Day Cleaner Air Guarantee.
Breathing Easier Together: PuroAir Partners with the American Lung Association
Because when you can’t breathe, nothing else matters.
- Dedicated to making cleaner air more accessible in homes and communities
- Supporting research and education that drive real impact
- Collaborating to raise awareness about the connection between air quality and lung health
- Reinforcing our shared mission to protect every breath, everywhere
FAQs
During periods of unusually poor air quality, such as high pollen4 seasons, wildfire smoke4 events, home renovation projects, or increased airborne illnesses, you may need to replace the filter more frequently. These conditions can cause the filter to fill up faster than usual.
Regular replacement ensures your air purifier continues delivering clean, healthy air throughout your home.
- Pre-filter: Captures large particles such as dust3, hair, pollen4, carpet fibers, and other visible pollutants.
- HEPA Filter: Reduces up to 99.9%1 of air pollutants including mold4, allergens4, pet dander4 and dust3.
- CarbonTechTM Activated Carbon Filter A unique blend of activated carbon that effectively filters out odors1, smoke4, harmful gases5, and VOCs5.
How to replace your PuroAir 240 Air Purifier Filter
How to replace your PuroAir 400 Air Purifier Filter
How to replace your PuroAir 100i Air Purifier Filter.
Join our Subscribe and Save program for filter replacements and get up to a 25% discount on all filters, plus a lifetime warranty on your PuroAir purifier! We'll also handle the ordering process for you by scheduling automatic filter deliveries right to your door. Just choose your preferred delivery frequency, and we'll take care of the rest.
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