Advanced ion-exchange removes the calcium and magnesium behind scale and spots—so homes across Cudjoe Key get soft, conditioned water from every tap.
The System Itself
A high-capacity resin tank with a built-in brine cabinet, installed where water enters your Cudjoe Key home. The electronic valve tracks real usage and regenerates on demand—so you’re not wasting salt and you’re not running out of soft water.
Key Features
Sized for a family home in the Lower Florida Keys and engineered to stay out of your way: high grain capacity, a valve that regenerates on demand rather than on a clock, and a high-flow design that keeps your pressure where it should be.
42,000
Grain capacity, up to
1-6
Person households
10 yr
Tank warranty
5 yr
Electronics warranty
Regenerates based on the water you actually used—not a fixed schedule.
Tracks household usage and adjusts itself to match your pattern—ideal for full-time and seasonal Keys living.
Calcium and magnesium—the two minerals behind scale and spotting in Cudjoe Key’s moderate-hardness water.
Keeps pressure strong—even with showers and laundry running together.
Lets you top up before you notice the water changing.
Reliable, low-draw operation that costs very little to run in Cudjoe Key.
Whole-Home Water Softener
$1,495
Installed
Regularly

Resin tank, brine cabinet, electronic control valve & all parts.

Plumbed into your main line and commissioned by pros—set up right for your Cudjoe Key water source.

We test your water and program the valve to your household before we leave—whether you’re on FKAA water or a local well/cistern.

No surprises—one low price includes everything.

Backed by a 10-year tank and 5-year electronics warranty.

Treated at the source, so your whole Cudjoe Key home runs soft.
How It Works
Hard water from your main supply enters the system and leaves as soft, conditioned water. The softener removes hardness minerals—calcium and magnesium—that cause scale, spots, and dry skin, giving you soft, comfortable water throughout your Cudjoe Key home.
Why hardness is a problem in Cudjoe Key
Calcium and magnesium are dissolved rock. They don’t filter out the way sediment does—they come out of solution as scale on anything warm or wet: the inside of your water heater, the shower glass, the dishwasher element, the faucet aerators. In Cudjoe Key’s warm coastal conditions, that buildup can also contribute to corrosion concerns in plumbing. Ion exchange is the only method that actually removes them from the water rather than just changing how they behave.
Sits on top of the tank, monitors usage, and regenerates automatically when the resin needs it.
Ion-exchange resin attracts and removes hardness minerals as water passes through the bed.
Holds salt for automatic regeneration, so the resin is recharged and you always have soft water.
Regenerates on demand—not on a clock.
Timer-based softeners regenerate whether you needed it or not—wasting salt and water on a quiet week, and running out mid-cycle on a busy one. This valve meters what your Cudjoe Key household actually uses and recharges the resin at the right moment.
See & Feel the Difference in Cudjoe Key
Softening is one of the few upgrades you notice right away. Showers feel better, glassware comes out clearer, and the ring around faucets stops coming back—great for Cudjoe Key homes on FKAA water, wells, or cisterns.
| Around Cudjoe Key homes | Before - Hard Water | With a Softener After - Soft Water |
|---|---|---|
| Pipes, heater & fixtures | Hard water scale and buildup | Less scale and fewer spots |
| Dishes & faucets | Spots on dishes and faucets | Shiny, like-new fixtures—even in coastal Cudjoe Key |
| Skin & hair | Rough, dry skin and hair | Softer skin and silkier hair |
| Laundry | Stiff, scratchy laundry | Softer, fluffier laundry |
Swipe the table sideways to compare both columns.
Installed for $1,495 - regularly $3,000.
One system, plumbed in at the main line, treating every tap in the house. It is backed by a 10-year tank warranty and a 5-year electronics warranty, and it suits Florida Keys Aqueduct Authority water or local wells/cisterns in homes of one to six people. If you’re not sure how hard your water is, we’ll test it during the visit.
Why Cudjoe Key Homeowners Choose Us
Installed by a Florida plumbing company that knows the Lower Florida Keys—and stands behind the work.
Components engineered for reliable, long-term performance in the Keys.
Top up the salt when the indicator asks—the valve handles the rest, even through the humid summer wet season.
We stand behind our products and the quality of our service in Cudjoe Key.
Join homeowners across the Lower Florida Keys who choose Mr. Pure Water.
Ideal For
Warranty
Hardness minerals are removed, so water feels smoother right away.
Helps maintain natural moisture and leaves skin and hair feeling healthier in our humid Keys climate.
Soap and shampoo lather properly in soft water, so you use noticeably less of both.
The Mr. Pure Water Whole-House Water Softener uses advanced ion-exchange technology to remove calcium and magnesium before water reaches a single fixture—helpful for the moderate hardness common around Cudjoe Key. A high-capacity resin tank (up to 42,000 grains) does the work, while an electronic control valve meters how much water your household actually uses and regenerates on demand rather than on a timer. The built-in brine cabinet keeps the resin recharged, and a low-salt indicator tells you when to top it up. The result is soft, conditioned water at every tap: less scale in the water heater, fewer spots on glassware, less film on shower doors, and noticeably less soap and detergent to get the same clean—especially welcome in our warm, coastal Lower Keys environment where scaling and corrosion can be a concern.
Whole-House Water Softener for Cudjoe Key
$1,495
Installed
Regularly