AIR
How Much Electricity Does an Air Purifier Use?
The short answer Most home air purifiers draw between 4 and 20 watts on the low and medium speeds people actually use,…
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AIR
Air Purifier Noise Levels: Decibels Explained
The short answer A good air purifier runs at roughly 24 to 40 dB on its lowest speed and 50 to 68…
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AIR
MERV vs HEPA: What Each Rating Measures and Which You Need
The short answer MERV and HEPA are not two points on the same scale. They are two different standards, written for two…
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AIR
Air Purifier Certifications: AHAM Verifide, CARB, Energy Star
The short answer Four seals are worth knowing, and they answer four different questions. Seal The question it answers Who checks AHAM…
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AIR
What Size Air Purifier Do I Need? A Step-by-Step Calculator
The short answer Multiply your room’s floor area in square feet by 0.67. That is the minimum smoke CADR you need, from…
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AIR
Air Changes Per Hour (ACH): What It Means and How to Calculate It
The short answer Air changes per hour (ACH) is how many times per hour an air purifier processes a volume of air…
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AIR
CADR Explained: What CADR Rating Do You Actually Need?
The short answer CADR stands for Clean Air Delivery Rate. It is the volume of perfectly clean air an air purifier delivers…
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AIR
Air Purifier vs HVAC Filter: Do You Need Both?
This question usually arrives with a note of irritation. You already have a central heating and cooling system. It already has a…
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AIR
Air Purifier vs Humidifier vs Dehumidifier: Which One Do You Need?
These three appliances get shelved together in stores and bundled together in search results, which is how people end up buying the…
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AIR
Air Purifier Filter Types Compared: What Each One Actually Does
Open any air purifier and you will find a stack. Usually three layers, sometimes five if the marketing department got involved. Each…
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