Everyone enjoys a clean home. This can mean you have to spend a lot of money, though. No one likes to empty their wallet on things that they may not use, so it’s a good idea to have a goal in mind. Cleaning can get expensive, but not everything lasts a long time. These can be cheaper, but longer-lasting items will be a bit more expensive.
Air purifiers are one of these things, considering it can keep your air clean. If you suffer from allergies, you can get one to pull the allergens out of the air. Some air purifiers use HEPA filters, which can increase their cost. There are other reasons why HEPA filters are so expensive, which can be read here: http://www.damagecontrol-911.com/are-hepa-filters-expensive/
Of course, I think it’s worth it since I suffer from allergies. Going outside can be a chore. However, that can follow you inside! Carpet tends hold dust and pollen from outside. When someone walks over your carpet, it can stir this from the fibers of your carpet and activate your allergies all over again.
HEPA filters in air purifiers will trap these particles from the air. They have randomly woven fibers inside, easily trapping and containing all the tiny bits that go through it.