What is ACH in Air Purifiers?

What is ACH in Air Purifiers - GermGuardian AC4100 CADR

Air Changes per Hour (ACH or ACPH) is the number of times an air purifier filters all the air in a room within one hour. A purifier with an ACH rating of 5 filters air five times in one hour (every 12 minutes). It is among the factors that determine the effectiveness of air purifiers. … Read more

Types of Filters Used in Air Purifiers

What are the Various Types of Filters Used in Air Purifiers

Air purifiers come in different brands, models, colors, sizes, and most importantly with different filters. Air filters trap pollutants like dust, pollen, smoke, gases, allergens, and bacteria from indoor air. If you are buying an air purifier for the first time, settling for a device with the right air filters for your needs might be … Read more

Do Air Purifiers Get Rid of Mold?

Mold is a type of fungus that grows in moist and areas with high humidity. It produces spores for reproduction and these can be harmful when inhaled. Besides, exposure to mold whether long-term or short-term leads to respiratory complications like asthma attacks, allergic reactions among other health complications. So, it is essential to curtail the … Read more

What is CADR Rating in Air Purifiers?

What is CADR Rating in Air Purifiers

CADR stands for Clean Air Delivery Rate and it is a measure of how fast an air purifier can clean air within a given room size. CADR rating is given in three categories that are dust, smoke, and pollen, and the rating is taken in cubic feet per minute (CFM). The numerical value shows you … Read more

How Do Air Purifiers Work?

Air purifiers are devices that help to remove impurities from indoor air. Indoor air pollutants include airborne pollutants, dust, smoke, pet dander, pollen, fungi, VOCs, mold, mildew, and spores among others. Research shows that indoor air contains five times more pollutants than outside air. This is because the air can circulate for days without being … Read more

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