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Smart Air Purifiers Help & Support
What's the Best Way To Tell When a HEPA Filter Needs Replacing? in Air Purifiers

Most air purifier companies give 'standard' numbers for how long their HEPA filters last. Smart Air also provides it for our DIY, Sqair and Blast air purifiers. However, we hate giving “standard” ...

Change
Change filter
HEPA filter
New filter
Replace
Replacement
Protecting yourself from air pollution tips from Smart Air
Can We Measure Air Pollution Simply by Looking Up at the Sky? in Protecting Yourself

If you’re not thinking about, it’s easy to overlook. But if you hone your eye, you’ll start seeing how even moderate levels of pollution change the sky around us. Here are some tips with picture...

Air
Eye
Night
Particle
PM2.5
Pollution
Quora
See
Sky
Visible
Smart Air Purifiers Help & Support
What Are MERV Filters? in Air Purifiers

MERV filters are a type of air filter that are rated to a common standard - the MERV standard. 'MERV' is an abbreviation for Minimum Efficiency Reporting Value. This means the minimum percentage of pa...

Filter
Grade
MERV
MERV filter
Rating
Smart Air Purifiers Help & Support
Can I Install HEPA Filters onto my Centralized HVAC Air System? in Air Purifiers

It may seem like a smart solution to install HEPA filters into the centralized HVAC air system your space. However, HEPA filters have a high resistance and therefore require a strong fan to blow air t...

Air handler
Air system
Central air
HEPA
HVAC
MERV
Smart Air Purifiers Help & Support
Can I Turn Off my Air Purifier When I Sleep? in Air Purifiers

Even in a room with the doors and windows closed, our tests found that particulate levels increase very quickly after you turn off your purifier. Even though we can't see it, dirty air is entering our...

Air purifier
Dirty air
Sleep
Turn off
Windows
Smart Air Blast and Blast Mini
Why Does it Feel Like Very Little Air is coming out of the Blast and Blast Mini Air Purifiers? in Blast & Blast Mini

The Blast and Blast Mini air purifiers have been designed to have a very large air outlet. That means the air coming out of the purifiers can spread out over a large area, lowering noise levels. To vi...

Air output
Airflow
Blast
Blast Mini
Front air
Powerful
Smart Air Purifiers Help & Support
What is CADR? in Air Purifiers

CADR stands for 'clean air delivery rate'. It is an industry standard test that can be used to compare the performance of different air purifiers. It allows for a standard test to measure the effectiv...

Air
Air purifier
Airflow
CADR
Effective
Efficiency
Smart Air Purifiers Help & Support
What are the Standards for Measuring CADR? in Air Purifiers

CADR or 'clean air delivery rate' of an air purifier is typically measured using one of two standards: the AHAM standard in the US, or the GB 18801-2015 standard in China.   The AHAM standard measure...

Air
Air purifier
Airflow
CADR
Efficiency
Filter
Formaldehyde
Performance
PM2.5
Smoke
What is the CFM of Smart Air's Filters? in General Questions

CFM or 'cfm' stands for 'cubic feet per minute' and is a measurement of the airflow passing through an air purifier or air filter. Smart Air provides airflow and CADR measurements for all our purifier...

Air purifier
Air speed
Airflow
CADR
Cbm
Cfm
Filter
HEPA
HEPA filter
Smart Air Masks
Will Wearing a N95 Mask Cause Hypoxemia? in Masks

Scientists have actually made people wear N95 masks and measured their blood oxygen. Data shows even during moderate exercise, randomized studies have found no evidence that N95 masks decrease oxygen ...

Blood
Co2
Condition
COPD
Hypoxemia
KN95
Level
Lung
Mask
N95
Ok
Old
Oxygen
Pregnant
Safe
Suitable