Above-ground water filters are available in three types—sand, cartridge, and diatomaceous earth (DE)—to keep your pool water clean. The best above-ground swimming pool filters can treat 3,000 gallons ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Pool filters work with your pool’s pump to circulate water and capture microscopic dirt and debris, and ...

What’s better than having your own backyard swimming pool? How about having a pool that relies on an underground garden to filter the water rather than chlorine and other harsh chemicals? Alan Barlis, ...

Living pools are sustainable because of their natural filtering processes and increased opportunity for biodiversity.