An air purifier can go a long way toward reducing potentially harmful allergens and poor quality air from wildfires in your home. If set up and maintained correctly, it can help rid rooms of volatile ...

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 ...

Your support goes further this holiday season. When you buy an annual membership or give a one-time contribution, we’ll give a membership to someone who can’t afford access. It’s a simple way for you ...

By installing your filter backwards, air will have a harder time flowing through the filter and your air handler will have to work harder to make up for the loss of airflow. This could lead to higher ...

Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? A window air conditioner is a practical and cost-effective way to control your indoor ...