Welcome to GNS/Mermaid Water Systems! Our site is packed with information about our company, the services we provide, and the science of water filtration. Thanks for visiting and don't hesitate to give us a call today!

Interested in installing a system? Already have one? Want to know what's going on inside of those tanks? Click here to watch a short animation on HOW A WATER FILTER WORKS. We bet you'll find it pretty simple!

Our Filters - Rollover the following to see which filter suits your needs

Blue stains? Green hair? Pinhole leaks? You may need an acid neutralizing filter.

FWF: Fun Water Facts

If you drink water from plastic bottles, you have a high probability of drinking estrogenic compounds (Martin Wagner, ecotoxicologist at Goethe University in Frankfurt)

Coca-Cola's Dasani is simply purified Philly tap water that's had minerals added back in.

Earlier generations coined the phrase “hard water” because it made cleaning more difficult.