Blast Mini HEPA Filter

450RMB

In stock

HEPA filters capture particulate pollution like PM2.5, dust, pollen and viruses. HEPA filters are the heart of every purifier, and the key to clean air. This is the replacement HEPA filter for the Blast Mini air purifier.

Blast Mini H13 HEPA Filter

Clean air in your home and office

The Blast Mini HEPA filter protects from China’s air pollution

Air pollution in China has been a serious environmental and health problem for decades. Despite small improvements during the COVID-19 lockdown, air quality in all of China’s major cities were still over the WHO limit in 2020.

The Blast Mini’s HEPA filter effectively traps particles like PM2.5, dust, pet fur, viruses and mold. You won’t have to worry about your allergies or asthma any longer!


PM2.5

Dust

Viruses

Allergens

Pollen

Mold

Blast Mini HEPA’s massive area captures 99.95% of pollutants

The Blast Mini HEPA filter is huge — 10 times the size of our Original DIY HEPAs.

We tested over 10 different HEPA materials before deciding on using an H13, 99.95% grade HEPA filter. That means it can capture 99.95% of those particles above (and below) 0.3 microns!

H13

HEPA Grade

Are HEPA filters effective against COVID?

A common concern is whether HEPA filters can filter viruses like the COVID-19 coronavirus. HEPA filters removes particles greater than or equal to 0.3 microns, but virus particles are smaller. The coronavirus measures 0.06 to 0.14 microns in diameter. Are air purifiers then powerless against viruses?

Actually, HEPA filters work great at capturing viruses. This is because a HEPA filter works not like a net, but through a process called diffusion. Learn more about how this works here.

Can I wash a dirty HEPA filter?

Unfortunately not. We ran experiments to test this and found that washing HEPA filters does not prolong their lifespan. In fact, washing HEPA filters with water actually decreases performance. That’s why we recommend you replace your Blast Mini HEPA filter after the maximum hours of use.

At ¥450 for a year of clean air, the Blast Mini HEPA offers you the best prices for clean air.

Time to change the HEPA?

You’ll only need to change it every 7-14 months or so, but we still tried to keep things simple.

Your Purchase Includes1 × Blast Mini HEPA filter
TypeH13 grade (99.95%)
ColourWhite with black rim
Lifespan7-14 months
Dimensions L × W × H (cm)57 × 7 × 57

Additional information

Weight 3.8 kg
Dimensions 60 × 60 × 9 cm

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Smart Air low cost purifiers

Smart Air is a social enterprise that creates simple, no-nonsense air purifiers and provides free education to protect people’s health from the effects of air pollution. We are proud to be the only certified B Corp dedicated to fighting air pollution.

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