Whole-home scale prevention, filtration, and salt-free conditioning—ideal for Duck Key’s hard water, with no salt brine to buy and no slippery-feeling water.
The System Itself
The whole system is a single treatment tank plumbed in where water enters your Duck Key home. No brine cabinet to fill, no drain line to run, and nothing to plug in—the media does the work and lasts 10+ years.
Capacity & Pricing
The systems treat water the same—the difference is how many gallons the media is rated to handle before replacement. Larger households and higher-use Duck Key homes are often better served by the 800,000-gallon build.
650,000Gallon Capacity
Regularly $2,500 - you save $1,005
The standard build, and a great fit for many Duck Key homes on municipal or desalinated water.
Schedule this install800,000Gallon Capacity
Regularly $3,000 - you save $750
More gallons before a media change—built for larger or higher-use Florida Keys households.
Schedule this installBoth prices are installed, with no hidden fees. Not sure which size you need for your Duck Key home? We’ll size it during the visit.
Protect Your Duck Key Home
No salt to buy and haul, no electricity to run, no drain line, and no drop in pressure. It’s a treatment tank on your main line that keeps working for a decade or more in Duck Key.
10+ yr
Media lifespan
0 lbs
Salt required
0 W
No external power needed
Full
Pressure retained
Nothing to buy, carry, or refill—and no salt discharge to a drain.
No outlet, no controller—nothing to reset after an outage in storm season.
High flow rate keeps Duck Key showers and appliances running normally.
The media is rated for years of service before it needs replacing.
Set it and forget it—ideal for Duck Key homes with no regeneration cycle to manage.
A smart fit where salt-based discharge restrictions are a concern in the Florida Keys.
650,000 Gallon Capacity
From$1,495
Installed
Regularly

Pre-filter, catalytic media, conditioner, tank, and all parts included.

Plumbed into your main line and commissioned by pros serving Duck Key.

We test your Duck Key water and size the system to your household usage.

No surprises—one low price includes everything for your Duck Key install.

No brine to buy and no regeneration cycle to pay for—ideal for Keys living.

Filtered and conditioned at the source—for the whole home in Duck Key.
How It Works in Duck Key
Municipal/desalinated or well water enters and leaves cleaner, passing through three stages along the way.
Conditioning for Duck Key hard water—no ion exchange
A salt-based softener strips calcium and magnesium out of the water and replaces them with sodium. This system leaves the minerals in—it changes their form so they can’t stick. The result is scale protection for hard water in the Florida Keys, without a brine tank, without a drain line, and without the slippery feel some people dislike.
First line of defense to reduce contaminants before they reach your Duck Key home’s filtration system.
Converts dissolved minerals into microscopic crystals that stay suspended in the water instead of sticking to plumbing surfaces.
Imparts a negative charge to the crystals, reducing their attraction to pipes and surfaces.
Soft-water benefits without the slippery feel
Because minerals stay in the water instead of being swapped for sodium, you get salt-free conditioning without the slick, hard-to-rinse feeling some Duck Key households dislike with traditional softeners.
Effectively Removes & Reduces
The pre-filter and media stages handle the everyday range of what comes down a Duck Key supply line—particles, chlorine, and the chemistry behind bad taste, odor, and color.
Reduction performance varies with source water and household usage. We test your water on the Duck Key visit so you know what you’re starting from.
Cleaner Water for Duck Key Living.
Installed by a Florida plumbing company trusted in Monroe County—and we stand behind the work.
Media and components engineered for a decade or more of service in the Florida Keys.
No salt, no power, no regeneration cycle—simple for Duck Key living.
We stand behind our products and the quality of our service in Duck Key.
Join the homeowners across the Florida Keys and Monroe County who choose Mr. Pure Water.
Cleaner Water for Duck Key Living.
Salt-free conditioning gives you scale protection without the slick, hard-to-rinse feeling some homeowners dislike.
Helps cut the hard-water scale that fogs shower doors and leaves rings on fixtures in Duck Key homes.
Filtration reduces chlorine, taste, and odor—so shower water in Duck Key is cleaner, too.
The Mr. Pure Water Salt-Free Water Softener combines whole-house filtration with salt-free scale prevention in a single tank on your main line—great for Duck Key homes using municipal or desalinated water. City or well water meets a triple purpose pre-filter that catches soil, rust, sediment, silt and sand before they reach anything else. A catalytic media bed then converts the dissolved hardness minerals into microscopic crystals that stay suspended in the water instead of plating out on your pipes, and a final conditioning stage imparts a negative charge so those crystals are no longer drawn to plumbing surfaces. Along the way the media reduces chlorine, VOCs, chemicals and the compounds behind bad taste, odor and color. There is no salt brine to buy, no drain line, no external power and no drop in pressure—and the media is rated for ten years or more of service.
650,000 Gallon Capacity
From$1,495
Installed
Regularly