Saltwater pool not making chlorine like it used to? Redzone Pools repairs and replaces salt chlorine generators and salt cells across Houston, from Cypress and Tomball to Katy and Sugar Land.
Salt system repair is the diagnosis, cleaning, repair or replacement of a saltwater pool's chlorine generator — its salt cell, control board and the salt and chemistry readings it depends on — for Pentair IntelliChlor, Hayward AquaRite and TurboCell, and Jandy AquaPure systems. Redzone Pools, licensed and insured, provides it across Cypress and Greater Houston.
A salt chlorine generator turns dissolved salt into chlorine so you're not hauling jugs and dosing by hand. It's a great system — until the cell scales up, the board faults, or the whole unit quits and your water starts slipping. When that happens, the fix is usually far cheaper than people expect, as long as it's caught before the pool turns.
Redzone Pools diagnoses and repairs saltwater systems across Cypress, Spring, The Woodlands, Magnolia, Missouri City and the Greater Houston area. We test the cell and the controller, clean or replace what's actually failing, and get your pool back to sanitizing itself — no guesswork, no unnecessary full-system swaps.
Calcium scale on the plates is the #1 reason a cell stops producing. Often a clean brings it right back — see the signs a salt cell is failing.
Cells last anywhere from 2 to 6 years depending on how well they're maintained. When yours is truly done, we fit the correct replacement for your system — see what a replacement cell costs by brand.
Faulting displays, "inspect cell" and "no flow" errors, and dead control units diagnosed and repaired or replaced.
Low salt, low output, high stabilizer — we check the readings the generator depends on and get them dialed in.
Salt cells are consumable — the plates wear out eventually no matter how well you treat them, typically after two to six years depending on maintenance. The trick is knowing the difference between a cell that just needs a descale and one that's genuinely at the end of its life. Replace too early and you've wasted money; too late and your pool's already green.
We test the cell's actual output rather than guessing from the error light, so you only replace it when it's truly done. And if your system is old enough that repairs keep adding up, we'll tell you that too. If that has you wondering whether salt is still the right call for your pool, our salt water vs. chlorine pool comparison lays out the trade-offs.
We service the salt systems you'll find on most Houston-area pools — Pentair IntelliChlor, Hayward AquaRite and TurboCell, and Jandy AquaPure, among others. On a Pentair unit, our guide to what the IntelliChlor indicator lights mean will tell you what yours is reporting before you call; on a Hayward, the AquaRite Inspect Cell light guide does the same, and on a Jandy, our guide to Jandy AquaPure error codes decodes each service code. If any of them is showing No Flow with the pump running, start with the variable-speed trap. And if it quit the week a cold front came through, read why salt cells stop in cold water first. A salt system shares the pad with your pump and filter, so if more than one thing's acting up, our full pool equipment repair service covers it all in a single trip.
Seeing a low-salt warning while your test reads in range? That's usually scale, a temperature sensor or a worn cell — not a reason to add salt. If your cell scales up faster than it should, the cause is often the hardness of your fill water.
Often it doesn't need to be. Calcium scale on the plates is the most common reason a cell stops producing, and a proper cleaning usually brings it back. Plenty of salt-system failures aren't the cell at all — a control board fault or a flow problem stops production too, and those are fixed on their own. What can't be repaired is a cell whose plates are worn out; at that point the cell is replaced. We test the cell's output before recommending either.
Usually two to six years, depending on how well it's maintained. Pentair designs its IntelliChlor cells to run about 10,000 hours before replacement, and hard fill water speeds up the scaling that cuts a cell's life short. Keeping the cell clean is the biggest thing you can do to reach the long end of that range.
With us, a replacement cell plus labor runs about $1,500 to $3,000 depending on the brand: Pentair $1,600–$2,600, Hayward $1,500–$3,000 and Jandy $2,000–$2,600. Cleaning a scaled cell is $75–$95. The full breakdown is in our salt cell replacement cost guide.
We recommend a cleaning every three months. Pentair's IntelliChlor manual says a cell that tends to scale should be removed and inspected every two months, every cell at least twice a year, and that high-hardness areas may need more frequent cleaning.
Because the cell doesn't measure salt directly — it works it out from the current flowing across its plates. Scale on the plates, a failing temperature sensor or worn plates can all make it read low while your test says the salt is in range. Don't add salt to chase the reading; the causes and the order to check them are in our guide to a low-salt warning when the salt level is fine.
The flow switch has a minimum, and an energy-saving pump schedule can sit under it: Hayward says its AquaRite switch needs 11 gpm to stay closed consistently, and Pentair designs the IntelliChlor for 25 gpm, give or take 5. Raise the pump speed — if the light clears, it's the schedule, not the switch. The full test is in our No Flow guide.
Tell us what your generator's reading — the error, the low output, the dead display — and we'll get you a straight answer and a fair quote, usually same day.