Clean the air in your home and protect your HVAC system with one of these top-performing air filters from CR’s tests Thicker filters do their job better and require less frequent replacement, but not ...

Q: How often should I replace the air filters in my home, and what factors would require me to replace them in between regular changes? A: The essential function of an air filter is to clean air that ...

So the point is that it's capturing nearly all particles."Unfortunately, most businesses and home owners may find it difficult to retrofit their existing system to accommodate a HEPA filter, or any ...

Use this mainly as a quick gut check, not a precise test. “The two‑minute light test is a good go or no‑go check,” says Kerr, ...

The forced-air heating and cooling systems that keep our homes comfortable year-round require very little maintenance. In most cases, all you must do to keep the equipment operating at peak efficiency ...

Given the volume of things we forget to clean around the house, we probably aren’t paying enough attention to our appliance filters either. An unchanged filter can reduce indoor air quality, stop a ...

Running your furnace, central air, or heat pump probably constitutes a big part of your utility bill. But it’s a small, often inexpensive part—the air filter—that keeps these heating and cooling ...

When you shop through retailer links on our site, we may earn affiliate commissions. 100% of the fees we collect are used to support our nonprofit mission. Learn more. In our tests, we gauge how well ...

When New York Governor Andrew Cuomo announced last week that malls in New York could not reopen until they installed high-efficiency particulate air filters capable of trapping the virus that causes ...