Key Points Dirty HVAC filters restrict airflow and degrade system performance.Overheating, breakdowns, and costly repairs can result from neglecting to change your HVAC filters.Changing or cleaning ...

It takes diligence to keep indoor air and water clean. Here's how often you should replace each type of filter. When to ...

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 ...

Remembering to change the filters in your HVAC system can be harder than it sounds. In addition to changing them on a regular schedule, per manufacturer instructions, you might need to change filters ...

How often should I swap out my furnace filter, and which types of furnace filters are best? A furnace filter removes dust, dander and other large particulates from the air in our homes when either the ...

Which under-sink water filters are best? More people are concerned about the quality of their drinking water than ever before. Many buy bottled water, but more and more people concerned about the ...

Clean fuel is key to a healthy diesel engine. Fuel filter replacement is one of the major maintenance items that is often neglected or overlooked entirely. Diesel fuel filters also serve a dual ...