Cleaner, better tasting water from every tap! Get your filtration system professionally installed and backed by a 10-year guarantee.
pHountain Water Filtration helps Nassau and Suffolk County homeowners reduce chlorine, sediment, and common contaminants right at the source. Start with a free in-home water test or check out our online store.
A local pHountain Water Filtration specialist tests your water, explains the results, and recommends the right system — free, with no pressure.
Why Whole-Home Filtration
Reducing chlorine taste and odor leaves every glass crisp, clean, and easy to drink.
Multi-stage whole-home systems reduce chlorine, sediment, and other common contaminants at the source.
Balanced filtration reduces what you don't want while keeping the healthy minerals you do.
Filtered water is gentler on skin and hair, so every shower feels cleaner and less drying.
From whole-home filtration to reverse osmosis, alkaline, and mineralizers — find the right system for your water.
Doctor Recommended
Dr. Robert Caiati stands by the pHountain pHresh whole-home water filtration system. He is a board-certified physician and the founder and medical director of Shore Medical Aesthetics & Anti-Aging in Babylon and Bellmore, NY.
Real, verified Google reviews from families across Nassau and Suffolk County.
Service Areas
Free in-home water testing and professional filtration installation throughout Nassau County and Suffolk County. Find your community below.
Western Long Island. PFAS, the Bethpage solvent plume, hard water, and chlorine byproducts.
Eastern Long Island. 1,4-dioxane, PFAS, cesspool nitrogen, and iron in private wells.
Don’t see your town? We serve most communities across Nassau and Suffolk — call to confirm coverage for your address.
FAQ
A whole-home system (also called point-of-entry) is installed on your main water line, so every faucet, shower, and appliance in the house gets filtered water, not just one tap. Depending on the configuration, it can help reduce chlorine, sediment, and other common contaminants throughout your home.
Long Island relies on a sole-source underground aquifer, and homeowners across Nassau and Suffolk commonly deal with PFAS, solvents such as TCE from the Navy-Grumman plume in Bethpage, 1,4-dioxane in parts of Suffolk, chlorine and disinfection byproducts, and hard water. Private wells can also carry iron, manganese, and elevated nitrogen. The right system depends on what is actually in your water, which is why every recommendation starts with a free in-home test.
Whole-home filtration treats all the water entering your house and is ideal for chlorine, sediment, and hard water. Reverse osmosis is a point-of-use system, usually under the kitchen sink, that delivers highly purified drinking water. Alkaline and mineralizer systems add beneficial minerals and raise pH for better-tasting water. Many Long Island homes use a combination, and we recommend the mix that fits your water and household.
Cost depends on your home's size, whether you are on municipal or well water, and the specific contaminants we need to address, so there is no one-size-fits-all price. After your free in-home water test, a specialist recommends the right system and gives you transparent pricing with no obligation. Every installed system is backed by a 10-year guarantee.
Yes, it is completely free with no obligation. A local pHountain specialist comes to your home, tests your tap water, and explains the results in plain language. If your water warrants a system we will recommend one; if it tests clean, we will tell you that. Either way, the results are yours to keep.
Yes. Well water and municipal supply call for different treatment approaches, and our specialists are trained for both. Private wells, common across parts of Suffolk County, often need iron, manganese, sediment, and nitrogen addressed without any municipal treatment buffer. We match the system to your specific water chemistry.
Our systems are designed to be low-maintenance, and they are sized to protect your home's water pressure. Depending on the system, upkeep may be as simple as an occasional filter change, and replacement filters are available in our online store. We walk you through the exact service schedule for your setup during installation.
Book a free in-home water test. A local specialist tests your water, walks you through the results, and recommends the right system with transparent pricing only if you need one. There is no pressure and no obligation. Call 1-631-991-3995 or request your free test online. pHountain serves all of Long Island, Nassau County and Suffolk County, as well as Westchester County.
Find Your System
The best system depends on your home, your water source, and what’s actually in your water. Not sure where to start? A free in-home water test shows you exactly what you need — or browse our systems to explore the options.
Knowledge Hub
Practical, up-to-date reads on Long Island water quality, filtration technology, and keeping your home’s water clean and safe.
Concerned about East Hampton PFAS water contamination after the Cove Hollow battery fire? Learn what local testing shows, how PFAS…
Learn about analyzing 1,4-dioxane treatment shifts in western nassau county and schedule your free water test today.
Concerned about Centereach water quality after repeated water main breaks and the new 43rd Street main? Learn what it means…
Contact & Location
Based in Islip and serving homeowners across Long Island. Call, email, or stop by — we’re always happy to help.