One way of combating this issue is with a high quality HEPA filter in your home ... Which is why [Adam Kelly] decided to design this DIY HEPA air purifier that can be built for less than $100.

have created a type of homemade air filter that costs less than a third of the price of many HEPA devices. Some early research suggests these DIY air cleaners, made from cardboard, tape ...

For more on water filters, see our water filter ratings and buying guide. Most air purifiers have a filter indicator (often a light) that alerts you when the filter should be checked and possibly ...

There are some parts of the world where living without air conditioning borders on unthinkable. But in more moderate climates, it isn’t all that unusual. [Josh’s] apartment doesn’t have ...

Place a glass of water in a bowl. Add half a glass of vinegar ... When buying a product that has an air filter, find out how ...