I checked the filter and found it caked with dust, so I replaced it with a new filter, and the indoor air is much fresher now. Are there any guidelines for how often a furnace filter should be ...

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A measure of how effectively the filter removed flavor taints, along with the resulting odor taints, that CR added to plain water with minimal intrinsic flavor and odor (the "control" water).

Faucet water filters can be an affordable and effective alternative to complex under-sink filters or large countertop systems. They attach to your faucet and reduce contaminants through built-in ...

Capsule filters are ready-to-use products with disposable filter assemblies suitable for many applications, including the prevention of microbial and particulate contamination in gas and liquid.

As with any type of water filter, RO systems have many benefits and limitations. Before installing an RO water filtration system, it is important to understand how they work and where you can ...

Caroline Roberts writes articles and notifications for CNET. She studies English at Cal Poly, and loves philosophy, Karl the Fog and a strong cup of black coffee. Caroline Igo (she/her/hers) is a ...

It's more important than ever to consider air purifiers a commonplace household product. Our planet’s dependence on fossil fuels may be the driving force behind climate change, but it isn't just ...

Learn More › There is no underestimating the importance of a great backpacking water filter. Out in the backcountry, a clogged filter could mean the difference between a bout of Giardia and getting to ...

Commissions do not affect our editors' opinions or evaluations. Whole house water filters help keep sediments, harsh chemicals and smells out of your home. What a filter prevents from entering ...

In the world of phone accessories, a clear case is like a window to your iPhone’s sleek design — but over time, that window can get cloudy with grime. Even the best iPhones experience this and ...

By trapping airborne particles in their filters, air purifiers ensure you and your family can breathe cleaner, fresher air. Some advanced models even detect and remove harmful chemicals like ...