While there is little data that proves directly that air purifiers can reduce COVID-19 transmission, there is data that shows how improved ventilation in places like restaurants can limit the spread ...

Cold catalyst filters are a type of filter used in air purifier that transform VOCs, formaldehyde, benzene and other harmful gases into less-toxic pollutants. They are similar to a catalytic converter ...

The data shows improvement in air quality across all these cities during the lockdown. Delhi, Kolkata, and Mumbai saw the biggest drops in PM2.5. Kolkata saw pollution drop a stunning 54%. 

Most UV lights in UV air purifiers are too weak to kill the COVID-19 coronavirus. The time that air spends inside the purifier and is exposed to the UV light is so short, that UV light air purifiers ...

According the the US ASHRAE standard, restaurants should maintain a minimum of 6-8 air changes per hour, depending on the size and seating capacity of the restaurant. When considering virus protection ...

This question is answered in two ways: 1. Over time, HEPA filters actually get more effective at capturing tiny particles. As a HEPA filter gets used, it gets filled up with dirt and particles. This ...

The lifespan of an air purifier is not to be confused with the lifespan of the HEPA and carbon filters. More information on filter lifespan can be found here for the Sqair, Blast and Blast Mini. Our ...

An air purifier's recommended room size is calculated for a 'standard' room with a ceiling that's 2.4m or 8ft in height. If your room has a ceiling height higher or lower than this, the formula should ...

Air purifier recommended room size is typically calculated using one of two air purifier room size standards. What's Wrong With the 'Standard' Numbers At Smart Air, we hate the 'standard' numbers. ...

An air purifier's recommended room size is calculated based on its rated CADR. There are two standards for measuring CADR, which means there are two standards for calculating room size.   #1 ...