It is difficult to clean 1000 sq. ft. area from dust, smoke, mold, and bad odors. There are plenty of air cleaners available in the market with the tag of best air purifier for 1000 square feet or extra-large rooms or bedrooms. But most of them don’t have enough fan power to cover that specific area. Moreover, the filtration system should include a True HEPA filter, activated carbon filter, and pre-filter to remove and eliminate germs, bacteria, mold, smoke, and household odors.
After carefully examining the one thousand plus square feet air purifiers, I chose the 6 best air cleaners available in the market that can purify the polluted air in your large house or apartment. I described in detail the filtration system, area coverage, noise level, and power consumption so you can buy the right air cleaning machine according to your needs.
Before you move forward,
A best air purifier for 1000 square feet can be expensive because of high-quality air filters, additional features, and high fan power. But remember, a good air purifier can be a one-time investment in cleaning and purifying air from germs, allergies, and viruses.
- Our Top Picks
- List of Best Air Purifier for 1000 Square
- 1. Alen BreatheSmart Classic – Best Air Purifier for 1000 Square Feet in 2021
- 2. Bissell air320 – Best 1000 Sq. Ft. Air Purifier in 2021
- 3. Austin Air B402A1 – Best for Extra Large Bedroom in 2021
- 4. IQAir HealthPro Plus – 1000 Plus Square Feet Air Purifier for Asthma & Allergies 2021
- 5. Bissell air400 – Best Air Purifier for Smoke and Odors for more Than thousand Square Feet
- 6. Green Air Encore KH-H201 – Best Solution for Mold in 1000 Sq. Ft. Area
Our Top Picks
List of Best Air Purifier for 1000 Square
|Model||Dimensions (inches)||Max. Noise Level (dB)||Power (W)||Area (sq.ft.)||Rating||Price|
|Alen BreatheSmart Classic||10 x 17.75 x 26.75||56||128||1100||⭐⭐⭐⭐⭐|
|Bissell Air 320||8.3 x 14.75 x 25||60||116||1000||⭐⭐⭐⭐|
|Austin Air B402A1||14.5 x 14.5 x 23||67||135||1500||⭐⭐⭐⭐⭐|
|IQAir HealthPro||15 x 16 x 28||57||135||1125||⭐⭐⭐⭐|
|Bissell Air 400||16.13 x 9.75 x 24||56||108||1200||⭐⭐⭐⭐⭐|
|Green Air Encore||25 x 7.5 x 14||23||58||1000||⭐⭐⭐|
1. Alen BreatheSmart Classic – Best Air Purifier for 1000 Square Feet in 2021
Alen BreatheSmart Classic large room air purifier can easily cover 1100 square feet of the area. Its HEPA Pure filter is the best filter for allergies and dust in 2021. Moreover, its 4 different HEPA filters eliminate mold, pollen, pet dander, smoke, allergens, and household odors. More than 600 customers reviewed this extra-large room air purifier on Amazon and completely satisfied with its air cleaning performance.
First of all, Alen BreatheSmart Classic is 27 inches in height and 10 inches in width. The air intake grill at the back of the air cleaner; therefore, you need to place this machine in the center of the room for better air cleaning performance. The air outlet grill is at the top for throwing fresh air directly to the user. You will find an advanced control panel at the top that offers a timer, filter replacement indicator, on/off button for an ionizer, and auto mode. Alen BreatheSmart Classic large room air purifier is heavier (21 lbs.) than other air cleaners in the same price range.True HEPA Filter
In addition to its iconic features, Alen BreatheSmart Classic offers 3 stages of an air cleaning system with 4 layers of HEPA filter. The HEPA Pure filter captures 99 % of small airborne particles (0.3 microns in size) like dust mites and pollen. The HEPA-Fresh filter combined with activated carbon filter absorbs cooking smell, light smoke, household, household odors. If you are sensitive to VOCs, then this filter is a big relief for you. If you want to upgrade the filtration system, you can add a HEPA-Silver filter with anti-microbial Silver-Ion threads for eliminating mold, spores, and bacteria. HEPA-OdorCell kills odors on the micro-level.Area Coverage
Alen BreatheSmart Classic can clean 2X to 5X every hour in 1100 square feet of area. The clean air delivery rate (CADR) is 279 Dust, 256 Smoke, 300 Pollen (cfm). Alen BreatheSmart Classic can clean large and extra-large rooms better than many high-end air purifiers in 2021.Noise Level
Thanks to Advanced WhisperMax technology, Alen BreatheSmart Classic large room air purifier maintains the noise level as low as possible (41 decibels). Although the noise level at low fan speed is higher than other air cleaning machines but remember, with high fan power, the noise level of Alen BreatheSmart Classic is quite normal. The noise level at high fan speed is 56 decibels, which is equal to other top-rated air purifiers for more than 1000 square feet of area.Power Consumption
Alen BreatheSmart Classic is an air purifier with high fan power because it needs to cover maximum area. The power consumption at high fan speed is 120 watts, which is quite outstanding.
Alen BreatheSmart Classic is definitely the first choice for the best air purifier for 1000 square feet of area. The defense line against germs, bacteria, viruses, mold, spores, mildew, and smoke is reliable and powerful. It offers excellent fan power with high power consumption.
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2. Bissell air320 – Best 1000 Sq. Ft. Air Purifier in 2021
Bissell air320 offers a high clean air delivery rate (CADR) for cleaning a large room quickly at a lower price than what you’d expect. This air purifier comes with smart features, a carbon air purifier for removing smoke and toxic gases in a large apartment, and a quiet operation. Bissell air320 is certified by the California Air Resources Board (CARB). It successfully secures its place in the list of Amazon’s choice air purifiers with more than 1000 reviews at the time of writing.
First of all, the design of Bissell air320 is iconic and modern that you would be surprised to see it. It is bigger than many other top-rated large air purifiers, with 25 inches in height and 14 inches in width. On the top, you will see a soft dial touch controller and a digital LED for monitoring air quality. Bissell air320 is 19.2 lbs. in weight, but you can place it anywhere in your room thanks to the carry handle.Filtration System
Bissell air320 is 100 % ozone free and offers 3 stages of an air filtration system. The pre-filter captures large particles like dust, lint, and pet hair. The True HEPA filter eliminates 99.97 % of small polluted particles (0.3 microns in size) like pollen, pet dander, mold, spores, bacteria, viruses, and allergens. The honeycombed Activated Carbon filter absorbs cigarette or cigar smoke, household odors, VOCs, wildfire smoke, and pet urine smell.Area Coverage
Bissell air320 can clean 1000 sq. ft. room one time in an hour. The air changes per hour rating (ACH) is 1X to 3X according to the room or bedroom area. The clean air delivery rate (CADR) is 206 Dust, 198 Smoke, 241 Pollen (cfm). Bissell air320 is the best air purifier for pollen because the CADR for pollen is higher than many large air cleaners in the market.Noise Level
Moreover, Bissell air320 offers 37 decibels noise level at low fan speed, which outstanding with four fan speed. The maximum noise level at high fan speed is 60 decibels. I recommend using Bissell air320 at medium fan speed to avoid high noise.Power Consumption
The one major problem in Bissell air320 is that it offers high power consumption than other air purifiers for large areas at the same price. At normal usage, this air cleaning machine consumes 116 watts.
Bissell air320 is a high-end air purifier for 1000 square feet with a balanced air cleaning system and smart features. The power consumption is higher, but overall, it performs well in large spaces.
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3. Austin Air B402A1 – Best for Extra Large Bedroom in 2021
This air purifier from a famous American brand offers high-quality air cleaning and protects you from a sleep disorder and chronic obstructive pulmonary disease (COPD) symptoms. With 5 stages of the filtration system and a double carbon filter, Austin Air B402A1 is specially designed for large bedrooms. Let’s dive into the iconic feature of the flagship device, Austin Air B402A1.
Austin Air B402A1 has almost the same look and design as its other family members. It is 23 inches in height and 15 inches in width, with more space to add new filters. The 360-degree air intake grill draws the polluted air into the filters. The air outlet grill is at the top with a knob to change the fan speed. Austin Air B402A1 is 47 lbs. in weight. But with the help of 4 casters, you can take it anywhere in your home.Filtration System
Austin Air B402A1 bedroom air purifier offers 5 stages of a comprehensive air cleaning system. The pre-filter captures large particles that can be seen by the naked eye, like dust, pet hair, fur, and lint. The medium particle pre-filter captures small to medium pollutant particles like pollen and mold spores. The activated carbon filter with zeolite mixture removes all kinds of smoke (cigarette, cigar, and wildfire), toxic gasses, harmful chemicals, and household odors. The medical-grade True HEPA filter traps 99.97 % of small polluted particles, which are 0.3 microns in size, and 95 % of those particles larger than 0.1 microns. HEGA filter absorbs VOCs, tobacco smoke, chemical vapors, and other gaseous compounds.Area Coverage
Austin Air B402A1 can clean up to 1500 square feet of are every 30 minutes in one hour. The air changes per hour rating (ACH) is 2X to 4X. If your bedroom is 750 square feet, this air cleaner can remove pet dander, pollen, mold, mildew, spores, and other pollutant particles in 15 minutes. The clean air delivery rate (CADR) 400 cfm in general, which is pretty outstanding.Noise Level
In addition to the special features, Austin Air B402A1 is specially designed for people with the sleep disorder. But I have noticed some issues with the noise level. The minimum noise level of Austin Air B402A1 at low fan speed is 50 decibels, which seems a little higher, but soothing white noise helps you sleep peacefully at night. The maximum noise level at high fan speed is 67 decibels. I recommend running this air cleaner at low fan speed in your bedroom.Power Consumption
Power consumption is an essential factor in buying the best air purifier for 1000 square feet. Thanks to the Permanent-Split Capacitor (PSC) motor, Austin Air B402A1 consumes an average power and reduces electricity expenses. When you run this air purifier for your large bedroom or the whole house, it consumes 56 watts to 135 watts power consumption.
Austin Air B402A1 works really great if you have a sleep disorder, coughing, wheezing, or chest tightness. The fan power is relatively high, so that this air purifier can offer high noise and power consumption. Overall, the performance is excellent in reducing smoke, germs, bacteria, and other allergens.
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4. IQAir HealthPro Plus – 1000 Plus Square Feet Air Purifier for Asthma & Allergies 2021
IQAir HealthPro Plus comes with a Medical-Grade HyperHEPA filter and highly effective against ultra-fine and numerous harmful particles. Its powerful filtration system protects you from asthma, allergies, and those particles that can easily penetrate the lung tissues. The air coverage of IQAir HealthPro Plus is 1125 square feet and with high CADR.
The Swiss-made stainless steel design of IQAir HealthPro Plus is quite unique and smart. It is 28 inches in height and 15 inches in width with bottom to top airflow system. The 3D Ultra Seal technology makes sure air does not leak without passing through the filtration system. The air intake grill at the bottom sucks the polluted air and let it out from the 320-degree air outlet grill after passing through the filters. At the top, you will find a keypad with several options like fan speed and filter replacement. IQAir HealthPro Plus air purifier is best for large and extra-large rooms and quite heavy (30 lbs. in weight). Thanks to the 4 additional wheels, you can move it anywhere in your house or apartment.Filtration System
IQAir HealthPro Plus offers unique 4 stages of the filtration system. The PreMax filter captures large polluted particles and protects the other filters. HyperHEPA filter, which is the best HEPA filter for 1000 square feet of area, traps ultra-fine particles like germs, bacteria, and viruses. A granulated activated carbon filter absorbs smoke, odors, pet urine smell, VOCs, and other harmful chemicals. Pelletized chemisorption filter works with an activated carbon filter to reduce more toxic gases and chemicals like formaldehyde.Area Coverage
The air changes per hour rating (ACH) of IQAir HealthPro Plus is 5X. If you run this powerful air cleaner in 1125 square feet of the area, it can clean air every 12 minutes in one hour. The clean air delivery rate (CADR) is 300 cfm in general.Noise Level
The silent operation is one of the iconic features of IQAir HealthPro Plus. At low fan speed, the noise level of IQAir HealthPro Plus is 22 decibels, which is exceptionally great. At high fan speed, it produces 57 decibels noise level. I am sure you will not find an ultra-quiet air purifier for more than 1000 square feet with 6 fan speed setting.Power Consumption
Moreover, IQAir HealthPro Plus is an energy-saving air purifier with 22 watts power consumption at low fan speed and 1 watt for standby position. On the other hand, if you run this air cleaning machine at high fan speed, the maximum power consumption is 135 watts.
IQAir HealthPro Plus is a long term investment in protection from allergies and asthma. The filtration system is extraordinary, with low power consumption and noise level.
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5. Bissell air400 – Best Air Purifier for Smoke and Odors for more Than thousand Square Feet
Bissell air purifier comes with a high-efficiency HEPA filter, activated carbon filter, and quiet operation for large and extra-large rooms and living rooms. This modern designed air cleaner is certified safe by the California Air Resources Board (CARB) and highly effective against germs, bacteria, cigarette smoke, wildfire smoke, and household odors. If you have cats or dogs at your home or face problems because of wildfire, I suggest you install Bissell air400 at your home.
The metallic grey color body of Bissell air400 is 27 inches in height and 18 inches in width. This huge air purifier has a basic bottom to top airflow system. The air inlet grill is at the sides for maximum air intake. The air outlet grill is at the top with a simple control panel. Bissell air400 is 26.5 lbs. in weight. You need two handles on the sides for carrying this heavy air purifier in your house.Filtration System
In addition to the special features, Bissell air400 offers 3 stages of the air cleaning system. The pre-filter captures large particles like dust, lint, pet hair, and fur. The True HEPA filter traps 99.97 % of small pollutant airborne particles (0.3 microns in size) like pollen, pet dander, mold, mildew, spores, germs, and viruses. The activated carbon filter absorbs and eliminates smoke, cooking smell, pet urine smell, and harmful chemicals. Bissell air400 is 100 % ozone free; therefore, it is highly suitable for asthma patients and people with breathing problems.Area Coverage
Moreover, Bissell air400 can clean 1200 square feet of the area one time in one hour. The air changes per hour rating (ACH) is 1X and 3X, according to the size of room or bedroom. The clean air delivery rate (CADR) is 307 Dust, 279 Smoke, 206 Pollen (cfm). The CADR for pollen is lower than smoke and dust.Noise Level
Bissell air400 is the best silent air purifier among the other air cleaners made by this American brand. The minimum noise level at low fan speed is 30 decibels. Bissell air400 offers 5 fan speed settings, so if you run this air purifier at high fan speed, it produces 65 decibels noise level, which is quite outstanding. I recommend you run Bissell air400 at low fan speed in your bedroom for a peaceful sleep.Power Consumption
As I mentioned earlier, that Bissell air400 has 5 fan speed means more power consumption. Although Bissell air400 is licensed as an energy star air purifier, the power consumption at high fan speed is 108 watts, higher than top-rated air purifiers for 1000 square feet.
Bissell air400 air purifier offers high performance against smoke, odors, and dust. The fan power is really excellent, and the silent operation is quite outstanding. There are some issues related to high power consumption, but Bissell air400 is the best air cleaning machine for a large home or apartment.
6. Green Air Encore KH-H201 – Best Solution for Mold in 1000 Sq. Ft. Area
Green Air Encore KH-H201 features 3 stages of filtration system along with IonCluster Technology and granulated carbon filter for controlling mold, smoke, allergies, and odors from new and old buildings. This newly designed air purifier is 14 inches in height, 25 inches in width, and 16 lbs. in weight. Green Air Encore KH-H201 offers very quiet operation and the best air purifier for large bedrooms.
Green Air Encore KH-H201 has a modern, sleek design with a metallic gold finish. The air intake grill is at the sides and bottom of the air cleaner for maxim air intake. You will see a control panel at the top, including an air filter change indicator and an LED screen at the corner for the air quality indicator. Green Air Encore KH-H201 is just 16 lbs. in weight and very easy to place anywhere in or room, bedroom, or office.Filtration System
In addition to the special features, Green Air Encore offers 3 filters for effective air cleaning. The washable pre-filter traps large particles and extends the life of the other filters. The True HEPA filter eliminates 99.97 % of small particles (0.3 microns in size) like pollen, dust mites, pet dander, mold, spores, and germs. The granulated carbon absorbs smoke, pet odors, paint smell, cigarette and weed smoke, and cooking smell. The IonCluster ionizes the pollutant particles and kills germs, viruses, and bacteria.Area Coverage
Moreover, the area coverage of Green Air Encore KH-H201 air purifier is 1000 square feet. The air changes per hour rating is 5X for 350 square feet of the area. The clean air delivery rate CADR is 250 cfm in general.Noise Level
Green Air Encore air purifier offers silent operation thanks to the sleep mode and night mode. The minimum noise level at low fan speed is 23 decibels. You can sleep peacefully at night in your bedroom with the help of sleep mode and fan mode.Power Consumption
The average power consumption of Green Air Encore KH-H201 is 58 watts. You don’t have to worry about extra electricity expenses when you run this air cleaner at your home.
Green Air Encore KH-H201 is the best air purifier for 1000 square feet at an affordable price. It works great for allergies and odors. If you live in an old house or move to a new apartment, I recommend installing Green Air Encore KH-H201 to kill bad smells and mold.