Large Air Purifiers

Large air purifier, suitable for large areas such as offices, conference rooms, hospitals, has a high CADR value, can filter air covering an area of ​​more than 100 square meters, can capture PM2.5 dust, viruses and bacteria.

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  • Smart Air - Blast Air Purifier (150 SQM)blast air purifier in a living room

    Smart Air – Blast Air Purifier (150 SQM)

    ฿19,990.00

    The Blast is a high-performance large air purifier, cleaning rooms up to 150 m² in just 25 minutes. With a CADR of 950 m³/h (CFM 559), it ranks among the most powerful and reliable 500 CFM air purifiers.

    Despite its power, it operates at only 43 dB, making it one of the quietest in its class—ideal for hospitals, offices, and meeting rooms.

    Built for professional use, the Blast also excels in industrial and commercial environments, making it a top-tier industrial air purifier that combines power, quiet operation, and efficiency.

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  • Smart Air - Blast Mini Air Purifier (100 SQM)blast mini air purifier on white background

    Smart Air – Blast Mini Air Purifier (100 SQM)

    ฿13,990.00

    Blast Mini delivers powerful performance in a compact form, purifying rooms up to 100 m² with a CADR of 740 m³/h (CFM 435). It’s an ideal large air purifier for those needing strong airflow in a smaller footprint

    Quiet yet efficient, it runs at just 43 dB, making it suitable for hospitals, clinics, bedrooms, and meeting spaces where silence matters.

    With commercial-grade reliability, Blast Mini is also built for light industrial and commercial use, offering a compact but capable solution in the industrial air purifier market.

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  • SA600 white backgroundsa600 white background

    Smart Air – SA600 Air Purifier (60 SQM)

    ฿7,990.00

    The SA600 is a powerful large-room air purifier designed for spaces up to 60 m². With dual-sided H13 HEPA and activated carbon filters, it removes PM2.5, allergens, odors, and harmful gases efficiently. Quiet, energy-efficient, and TIS-certified, the SA600 is perfect for families, offices, and classrooms seeking truly clean air.

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  • Sale! blast air purifier and qingping pro air monitor on white background

    Blast Air Purifier & Qingping Pro Bundle

    Original price was: ฿26,980.00.Current price is: ฿25,590.00.

    Improve your indoor air with the Blast Air Purifier and Qingping Pro bundle. The purifier removes pollutants and allergens, while the monitor provides real-time air quality data. Together, they ensure a cleaner, healthier home environment.

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  • Sale! blast air purifier and qingping lite air monitor on white background

    Blast & Qingping Lite Bundle

    Original price was: ฿23,980.00.Current price is: ฿23,190.00.

    Breathe cleaner air with the Blast air purifier and Qingping Lite monitor, the perfect duo for tackling indoor pollution. Stay informed with real-time readings of PM2.5, CO2, and humidity, while enjoying fresh air and peace of mind.

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  • Sale! blast mini air purifier and qingping pro sensor on white background

    Blast Mini & Qingping Pro Bundle

    Original price was: ฿20,980.00.Current price is: ฿19,590.00.

    Clear indoor air pollution with the Blast Mini purifier and Qingping Pro+ monitor, the perfect clean air duo. Stay informed with real-time PM2.5, CO2, TVOC, and humidity readings while the Blast Mini ensures powerful purification.

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  • Sale! Blast Mini and Qingping Lite air monitor on white background

    Blast Mini & Qingping Lite Bundle

    Original price was: ฿17,980.00.Current price is: ฿17,190.00.

    Say goodbye to indoor air pollution with the Blast Mini air purifier and Qingping Lite monitor. Breathe easy and stay informed on PM2.5, CO2, and humidity in real-time.

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Large Air Purifier: A Smart Choice for Clean Air in Spacious Areas

In an age where indoor air quality significantly impacts our health, investing in a large air purifier has become an essential solution—especially for use in large rooms or open spaces such as living rooms, conference rooms, or shared halls. Standard small units simply can’t handle the workload in expansive areas. That’s why a large room air purifier is crucial for maintaining clean air throughout every corner, effectively reducing PM2.5, allergens, and other airborne pollutants.

blast air purifier in a living room

Key Factors to Consider When Choosing a Large Room Air Purifier

When searching for a large room air purifier, one of the most critical specifications is the CADR (Clean Air Delivery Rate). For large areas of 100–150 m², you should look for the highest CADR air purifier possible—at least 700–900 m³/hr. A higher CADR means more efficient air cleaning, especially for smoke particles, pollen, and mold spores.

Other important criteria include:

  • Use of true HEPA or H13 filters (hospital-grade for capturing 99.95% of 0.3‑micron particles)
  • Quiet operation (noise levels below 50 dB)
  • Long-term reliability and energy efficiency (e.g., 8 watts on medium)
  • Smart design features like display shutoff, smart controls, and easy maintenance
  • Multiple filtration layers: prefilter, charcoal filter, and options to minimize filter clogging


Smart Air Blast Mini – Compact but Powerful for 100 m² Spaces

If your space is around 100 m², but you still want the benefits of a large air purifier, the Smart Air Blast Mini offers a compelling balance. With a CADR of 740 m³/hr, this unit purifies large spaces in just minutes. Its H13 HEPA filter removes up to 99.95% of PM2.5 particles, and it runs as quietly as 49 dB—even at full speed.
The Blast Mini is easy to move thanks to its wheels, has a simple dial control, and fits seamlessly into bedrooms or small living areas. It’s ideal for use during wildfires or allergy seasons and is a perfect fit in the large-space purifiers category.

Blast Mini in white background

Smart Air Blast – For the Largest Areas Up to 150 m²

For even bigger spaces, such as open-plan homes or offices, the Smart Air Blast is one of the best air purifiers for large areas in Thailand. It delivers a maximum CADR of 950 m³/hr—making it one of the highest CADR air purifiers available. Despite its power, it operates at just 43 dB, comparable to a quiet air conditioner.

Measuring 123 cm tall and 57 cm wide, it fits comfortably in living rooms or conference rooms, blending into modern interiors. It’s built for long-term use, offering excellent performance tests in both lab and real‑world testing environments. Whether you’re tackling smoke, pet odors, or TVOCs, this large home air purifier handles it with ease.


Blast vs. Blast Mini – Which Is Right for Your Space?

Here’s how the two models compare:

FeatureBlast MiniBlast
Room Size~100 m²Up to 150 m²
CADR740 m³/hr950 m³/hr
Noise Level49 dB43 dB
FilterHEPA H13 (True HEPA)HEPA H13 (True HEPA)
Carbon FilterOptionalOptional
ControlManual dialManual dial
PortabilityWith wheelsWith wheels


Both models support optional charcoal filters to tackle odor and gases, and both are designed for ease of movement and simplicity. Whether you need a unit for a bedroom, medium-space, or large-space, these purifiers check every box.

blast mini air purifier in the corner of a bedroom

A Long-Term Investment in Clean Air

Choosing a large air purifier like the Smart Air Blast or Blast Mini is a long-term investment in your health. Ideal for homes with large rooms, open-plan areas, or public spaces up to 150 m², these purifiers ensure consistently clean air. They effectively reduce allergens, filter out smoke and pollutants, and improve indoor air quality even during wildfire events or pollution surges.
With quiet operation, sleek design, and proven reliability, these devices are built for continuous use without drawing attention or disrupting your space.


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The Sqair with beautiful design next to a couch in a living room

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