Knowledge

Why is HVAC so important in fighting the COVID-19 and climate change

What do climate change, COVID-19, and your air conditioner have in common? As it turns out, a lot.

Is it necessary to buy an air purifier?

The answer is yes. We used to say that air was free. Now it seems that fresh air is not cheap either. For the formaldehyde, PM10, PM2.5, and TVOC in indoor air, let's discuss their

What are the standards of the fresh air system

What are the standards of the fresh air system? 1.The fan 2.The function 3.The noise level 4.The filter 5.Heat exchange function

What are the advantages of primary filters

As we all know, air filters can be divided into primary efficiency filters (also called coarse efficiency filters), medium efficiency filters, high-efficiency filters, and sub-high

How to maintain the HEPA filter

We all know that the principle of the general mainstream purifier is to use a fan to suck in the surrounding air, and then the air is filtered through the HEPA filter to discharge

You may want to consider installing a fresh air system in your new home

Nowadays people are so busy with their work that they often neglect their health. As I focused more on taking care of my family's health, I found some problems. Could you tell me t

A new supporting layer used in KF94 masks

The KF94 mask is intended for public use. In South Korea , people are often used by ordinary citizens to filter out dust or pollution . If you put the KF94 mark on a mask but can

How to buy Air filters

Before choosing an air purifier, we need to make a clear judgment on our own needs. After all, it also a family expense. After confirming that our family needs it, we will continue

Learn something about the N95 mask to help you protect yourself better

CDC recommends that people wear masks in public settings, at events and gatherings, and anywhere they will be around other people. An N95 respiratory protective mask will protect y

Classification and materials for HVAC filters

We need to use replaceable HVAC filters in our home to prevent the pollution of Indoor air. But how do choose the most correct one? Let me tell you some classifications and differe

Why 0.3um particles are the most difficult to capture

It is not easy to capture dust. Sometimes, due to the nature of the size of the dust particles and the basic principles of physics, we have a high probability of capturing dust. Bu

Why PP non-woven fabrics is so popular

Because of polyester and fabric polypropylene brand-new materials, it has the characteristics of low resistance, firmness, and good feeling, and is often used in medical and health