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How do you clean a walk-in tub and its jets properly?

Updated September 2026

Cleaning an Ella walk-in tub properly comes down to four habits: wipe the acrylic shell about twice a month with a non-abrasive cleaner, run the vinegar flush through the jet lines once a month, clear the pump inlet cover in that same session, and wipe the door seal and leave the door open between baths. A soaking tub with no jets skips the flush and the inlet cover, as Soaking Walk-In Tub vs Jetted Tub: Which Is Easier to Maintain? explains, but the shell and seal care is the same on every model.

What the Tub Does on Its Own

A jetted Ella tub cleans part of itself, which is why the owner's routine is short. When the hydro massage jets run, eco-friendly ozone sterilization runs with them for as long as the pump is on, and ozone is a natural disinfectant. On tubs with the three-speed air massage, Auto Purge starts on its own 20 minutes after the air pump is turned off and runs for 120 seconds, blowing residual water out of the air lines so mold and mildew have nowhere to settle. It is fully automatic, it cannot be stopped, and it is normal for it to start while you are still in the tub or drying off. The cleaning and maintenance video on this page shows both systems at work, then walks through the wipe-down, the intake check and the flush described below. Neither system replaces the routine; they only cut down what builds up between cleanings, and a soaking tub has neither of them because it has no pumps.

Wiping the Shell, and What to Keep Out of It

About twice a month, wipe the tub clean with a non-abrasive cleaner. Ella names a non-abrasive towel and an approved cleaner such as Dawn dish detergent for the inlet cover, and the same gentle approach is right for the rest of the acrylic. Abrasive cleansers will damage the surface of the tub, so scouring powders and gritty pads never belong on it. Rinse the shell afterward so no residue is waiting for the next bath.

What goes into the water matters as much as what you wipe it with. Ella cautions against bath bombs of any kind, because their ingredients can damage the pump system. On a jetted tub, bath salts and oils collect in the plumbing lines instead of rinsing away, which is one more reason the monthly flush matters; on a soaking tub they simply rinse away with the drain. Keep hair out of the intake and the drains and the rest of the routine stays quick. A silicone pop-up drain protector from a hardware store is the team's suggestion for the drains.

The Monthly Vinegar Flush for the Jet Lines

Jetted tubs need the flush because water sits in the hydro and air lines where a towel cannot reach. The published procedure is the same before the first bath in a new tub and once a month after that:

  1. Combine 2 cups of white vinegar with 2 cups of water.
  2. Fill the tub with water to one inch above the highest jets.
  3. Add the vinegar mixture to the bath water.
  4. Run the tub for 10 minutes.
  5. Drain the tub fully.

The flush helps keep mineral deposits and calcification from forming in the lines. Flushing after every bath is not necessary. The video shows the fill and the vinegar going in; the recipe and run time above are the current published procedure, so follow these figures rather than any older ones you may have seen. A soaking tub has no lines to flush, so the step does not apply to it at all.

Clearing the Pump Inlet Cover

Every drop that feeds the hydro jets passes through the pump inlet cover, the suction grate inside the tub, so hair and debris collect on it. Once a month, in the same session as the flush, clear the hair and debris from the cover and wipe it with a non-abrasive towel and an approved cleaner such as Dawn dish detergent. The video calls it the intake screen and shows it being kept free and clear. What Is the Pump Inlet Cover on a Walk-In Tub? explains why a weak jet is usually a maintenance question rather than a pump fault: as material builds up on the cover, less water reaches the pump and the jets lose strength. Check the cover first whenever the jets are weak or gunk appears from them. If they are still weak after the cover is clean and a flush has been run, cleaning is no longer the answer, and that is the moment to open a ticket at ellasbubbles.com/support or call (800) 480-6850. Have your serial number, a photo of the inlet cover, a short video of the jets running and a note on when the last flush was done. Any part covered by the warranty ships to you, and a local licensed plumber or electrician does the work under the tub.

The Door Seal, the Glass Screen and Time Away

Wipe the door seal and frame with a common household cleaner or rubbing alcohol, then leave the door open whenever the tub is not in use so the seal is not compressed. That one habit does more for the seal than any cleaner. If a folding glass shower screen is mounted beside the tub, treat it differently: clean the glass with warm soapy water and a lint-free cloth after use, and never use alcohol, petroleum liquids, chemical cleaners or anything gritty on it. What Is the 4-Fold Shower Screen on a Walk-In Tub? has that routine and what to check if water shows up at the bottom of the screen. In short, rubbing alcohol is fine on the rubber seal and off limits on the screen glass.

If the tub will sit unused for a while, clean it, drain it, wipe it dry and leave the door open. When you return, run the standard vinegar flush before the first bath and press Test, then Reset on the GFCI. Ella publishes no line-draining, blow-out or antifreeze steps, so if the home will be unheated, open a ticket with your model before you leave. Printable Vacation and Seasonal Shutdown Checklist for a Walk-In Tub lays this out as a check-off list.

Chapters in this video
  1. 0:00 Automatic Tub Cleaning Features The video explains how the hydrotherapy jets activate ozone sterilization and the air massage uses auto Purge to clear water.
  2. 0:32 Manual Cleaning and Maintenance The video demonstrates wiping the tub with a non-abrasive cleaner and cleaning around the intake screen.
  3. 1:00 Avoid Bath Bombs The video cautions against using bath bombs due to potential damage to the pump system.

Watch: Walk-In Tub Cleaning and Maintenance Guide | Ella's Bubbles with chapters and a full transcript.

Chapters in this video
  1. 0:00 Activating Air Massage Speeds The video demonstrates how to gently push the button to cycle through high, medium, and low speeds for the air massage.
  2. 0:23 Understanding Auto-Purge Function The auto-purge function automatically activates 15 minutes after the air pumps are off and runs for 2 minutes to dry the lines.
  3. 0:50 Auto-Purge While Bathing The auto-purge may activate while a person is still bathing, which is normal and no cause for concern.
  4. 1:15 Gentle Button Operation It is important to push the buttons gently to avoid damaging the internal mechanism, and a palm push works for those with limited mobility.
Chapters in this video
  1. 0:00 Air Massage Speed Control The video demonstrates how to control the three-speed air massage function on the walk-in tub.
  2. 0:23 Auto Purge System Explained The video explains how the auto purge system keeps the walk-in tub fresh and clean by blowing water out of the air pipes.
  3. 0:48 Auto Purge While Bathing The video addresses what happens if the auto purge system activates while someone is still in the tub.

Common Questions

How often should I clean my walk-in tub?
Wipe the acrylic with a non-abrasive cleaner about twice a month. Once a month, run the vinegar flush and clear the pump inlet cover in the same session. Wipe the door seal whenever you wipe the shell, and leave the door open between baths.
Can I use abrasive cleaners on the acrylic surface?
No. Abrasive cleansers damage the surface of the tub. Use a non-abrasive cleaner and a soft towel, and an approved cleaner such as Dawn dish detergent is fine on the inlet cover.
Do I need to flush a soaking tub with no jets?
No. A soaker has no jet lines, no pumps and no inlet cover, so the monthly vinegar flush does not apply. Care comes down to the acrylic, the door seal and the drain.
Why are my jets still weak after cleaning the tub?
Check the pump inlet cover first, since debris on it starves the pump. If the cover is clean, a vinegar flush has been run and the jets are still weak, open a ticket at ellasbubbles.com/support with your serial number, a photo of the cover and a short video of the jets running.
Are bath bombs safe in a jetted walk-in tub?
Ella cautions against bath bombs of any kind. Their ingredients can damage the pump system. On a soaking tub with no pumps, salts and oils simply rinse away with the drain.
What is Auto Purge doing after my bath?
Auto Purge starts automatically 20 minutes after the air pump is turned off and runs for 120 seconds. It blows residual water out of the air lines to prevent mold and mildew. It cannot be stopped and is normal even if it begins while you are still in the tub.

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