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Air Purifiers

An air purifier with HEPA filtration clears dust, pollen, pet dander and bushfire smoke to 0.3 microns, sized by Clean Air Delivery Rate. Shop Dyson, Breville and Samsung models at The Good Guys, from single rooms to whole-home coverage.

An air purifier with HEPA filtration clears dust, pollen, pet dander and bushfire smoke to 0.3 microns, sized by Clean Air Delivery Rate. Shop Dyson, Breville and Samsung models at The Good Guys, from single rooms to whole-home coverage.

Purchase The Best Air Purifier For Your Home Online & In Store

An air purifier cleans indoor air by pulling it through multi-stage filters that trap dust, pet hair, dander, pollen, mould, and smoke. Key filter types include HEPA for fine particles, activated carbon for odours, and UV light or ionisers for germs. The right purifier balances room coverage, filtration technology, and maintenance needs. Portable floor units suit multiple rooms, while wall-mounted models suit high-traffic areas.

Air purification technology uses HEPA filters that capture 99.97% of particles 0.3 microns or larger, including allergens and bacteria. A good air purifier processes room air 4-5 times an hour, measured by Clean Air Delivery Rate (CADR) in cubic metres per hour. Dyson, Breville, and Samsung models offer different capacities to suit different room sizes.

Wi-Fi-enabled purifiers can be controlled remotely from a mobile phone or linked into a smart home network. Our air treatment buying guide covers specifications across unit types, and pet owners in particular benefit from purifiers that target dander and odours.


Benefits of Using an Air Purifier

Air purifiers help manage asthma and hayfever by removing common triggers. HEPA filters capture physical allergens such as pollen and dust mites, while activated carbon filters absorb chemical irritants, including household odours and volatile organic compounds (VOCs). Health and comfort benefits include:

  • Reduced allergy symptoms during spring and summer pollen seasons

  • Cleaner air for respiratory condition management

  • Pet dander removal for multi-pet households

  • Smoke particle elimination from cooking and nearby bushfire events

Filter replacement maintains performance year-round. See common air purifier myths debunked, including misconceptions about maintenance frequency and effectiveness.


Air Purifier vs Humidifiers

Air purifiers and humidifiers solve different air quality problems: purifiers filter particles out of existing air, while humidifiers add moisture to dry air.

Air Purifier

Humidifier

What it does

Filters airborne particles and contaminants

Adds moisture to the air

Best for

Allergies, pet dander, smoke, odours

Dry skin, dry throat, winter heating

Humidity

Works regardless of humidity level

Maintains 30-50% relative humidity

Some air treatment units combine filtration and humidification in a single machine.


Noise Considerations with Air Purifiers

Fan noise varies by setting and unit size, and matters most in bedrooms and quiet living spaces.

Setting

Noise Level

Use Case

Low

20-35dB (whisper-quiet)

General day-to-day maintenance

High

50-65dB

Maximum air processing

Sleep mode

Reduced fan speed, dimmed lights

Bedrooms, overnight use

Larger units generate more sound during intensive cycles, so position them away from beds and desks.


Frequently Asked Questions

Air cleaners and purifiers describe identical devices using filtration to remove particles from indoor air. Both terms reference air purifiers that employ HEPA filters, activated carbon, and other technologies to clean room air.

Clean pre-filters monthly by vacuuming accumulated dust and debris. Replace HEPA filters every 6-12 months depending on usage intensity and air quality. Activated carbon filters require replacement every 3-6 months for optimal odour absorption.

Yes. Air purifiers and humidifiers solve different air quality problems and can run in the same room at the same time. An air purifier filters particles, allergens, and odours out of the existing air, while a humidifier adds moisture. Some air treatment units combine both functions in a single machine if you prefer a one-appliance solution.

An air purifier works in three stages. A fan draws dirty room air into the machine, layered filter meshes trap dust and chemicals, and the machine blows the cleaned air back into the room.

Select an air purifier by matching the manufacturer's recommended room size (in square metres) to your space. Small units are designed for bedrooms up to 20m², while high-capacity models can service areas exceeding 80m². Checking the CADR (Clean Air Delivery Rate) ensures the unit can cycle the air in your specific room volume frequently enough to be effective.

Air purifier prices can range from under $100 for compact clearance units to around $1,500 for large-room systems. Entry-level models generally offer standard HEPA filtration, while premium price points include features like smart sensor technology, integrated humidifiers, and higher Clean Air Delivery Rates (CADR) for open-plan living areas.

The Good Guys stocks a comprehensive range of air purifiers from leading brands including Dyson, Breville, Philips and Solt. Our selection covers various price points and technologies, from portable desktop units to professional-grade systems designed to remove allergens, smoke, and volatile organic compounds (VOCs) from Australian homes.

Beyond the initial purchase price, ongoing costs include replacement filters and electricity consumption. Most HEPA and carbon filters require replacement every 6 to 12 months, with costs varying by brand and model. To minimise long-term expenses, consider models with washable pre-filters and high energy-efficiency ratings to keep daily running costs low.

Yes, The Good Guys offers several flexible payment options for air purifiers, including Afterpay, Zip Pay, PayPal Pay in 4 and Latitude Interest Free (subject to eligibility and product availability). These services allow you to purchase your air treatment system immediately and spread the cost over interest-free instalments. Availability of these payment methods may depend on the total purchase value and individual eligibility.

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