Pricing
Every price, on the page.
Here's what our systems cost, installed. The only thing the free test decides is which one your water needs — not what you'll pay for it.
| System | Diamond Soft 30KSoftener | Diamond ComboSoftener + Filter | Black Diamond 1.0Carbon Filter |
|---|---|---|---|
| Installed price | $6,250 | $9,997 | $6,150 |
| Model | DM-S-30K | DM-30K | DM-B-1-M |
| Reduces | Water hardness (calcium & magnesium), Dissolved clear-water iron, Scale on fixtures, pipes and water heaters | Water hardness, Chlorine & chloramine, Taste & odor, Sediment and dissolved iron | Chlorine & chloramine, Chlorine taste & odor, Many organic compounds (VOCs) |
| Best for | The precise fix for hard-water scale and spotting — the West Valley's most common water complaint. | Homes that want hardness handled and cleaner-tasting, chlorine-reduced water at every fixture. | Homes where the water is chlorinated and flat-tasting but hardness is not the main concern. |
| Details | Details | Details |
Prices are installed. Financing available — ask during your free water test.
How much does it cost to install an Aquonyx water filter system?
In the Phoenix West Valley, an Aquonyx water filter system is $6,150–$9,997 installed. The Aquonyx Diamond Soft 30,000-grain softener is $6,250, the Aquonyx Diamond softener + whole-home filter is $9,997, and the Aquonyx Black Diamond carbon filter is $6,150. Installation included. Financing available.
What does a water softener cost in the West Valley?
At WeFilter USA, the Diamond Soft 30,000-grain softener is $6,250 installed, the softener + whole-home filter is $9,997, and the Black Diamond carbon filter is $6,150. Financing is available and every price is shown up front.
Financing
Spread it out if you'd rather.
Financing options let you spread the cost over time. We walk through the current programs during your free water test — no application pressure, just the real numbers.
Pricing questions
The honest answers
How much does it cost to install an Aquonyx water filter system?
Installed pricing in the Phoenix West Valley: $6,150–$9,997. The Aquonyx Diamond Soft 30,000-grain softener is $6,250, the Aquonyx Diamond softener + whole-home filter is $9,997, and the Aquonyx Black Diamond carbon filter is $6,150 — installation included, financing available.
Why publish prices?
Because you should know the cost before anyone is in your home. Prices are on the page, financing is transparent, and there's nothing to negotiate under pressure. The free test only confirms which system fits.
Is installation included?
Yes — the prices shown are installed. The free water test confirms fit and any home-specific details, so there are no surprises.
Do you offer financing?
Yes — we offer financing. We walk you through the current options during your free water test, with no application pressure.
Know the price. Now find your fit.
The free test confirms which system your water needs — the price is already on the page.