The 15-Minute Monthly Hot Tub Maintenance Guide

Ask someone who doesn't own a hot tub what the maintenance is like and they'll say something like "doesn't it take a lot of work to keep the water clean?" Ask someone who owns an Eco Spa and they'll shrug. They're not being dismissive. It genuinely takes about 15 minutes a month.

Here's the complete routine, broken down by frequency.

The Myth of High-Maintenance Hot Tubs

The reputation hot tubs have for being maintenance-heavy comes from a real place. Traditional acrylic hot tubs with porous shells and basic chlorine systems do require more effort. The porous surface harbors biofilm. The chlorine gets consumed faster fighting a losing battle. You end up shocking the water weekly, scrubbing the waterline monthly, and still fighting cloudy water that won't quite clear.

That's not a hot tub problem. That's a shell material and sanitation system problem.

With a non-porous HDPE shell and the Ecozone ozone system doing 90% of the sanitation work, maintenance becomes what it should have been all along: a quick check-in, not a chore.

Weekly: The 30-Second Check 30 sec

Once a week, dip a test strip in the water, pull it out, and compare the colours to the chart on the bottle. You're checking two things:

• Sanitizer level: should be in the low range since Ecozone handles most of the work. A small residual is all you need.
• pH: aim for 7.2-7.8. If it's off, add the appropriate balancer.

If both are good, you're done. Put the cover back on. That's your weekly maintenance. It takes less time than checking your mail.

Most weeks, nothing needs adjusting. Ecozone stabilizes the water chemistry between uses. You're really just confirming what you already expect.

Monthly: The 15-Minute Routine 15 min

That's the whole monthly routine. Fifteen minutes if you move slowly. Ten if you've done it a few times.

Every 3-4 Months: Drain and Refill ~1 hour

Water gets tired. Even with great chemistry and an ozone system, the total dissolved solids build up over time and the water stops responding well to balancing. The fix is simple: drain it, clean the shell, refill it.

1. Drain the tub. Attach a garden hose to the drain valve and let it empty. Takes 20-30 minutes depending on your tub size.
2. Wipe down the shell. The HDPE surface cleans in minutes with a soft cloth and a mild non-abrasive cleaner. There are no pores to scrub, no gelcoat to worry about damaging. A quick wipe and rinse is all it takes.
3. Clean the filter thoroughly. This is when you do the deeper chemical soak if you want to extend the filter's life. Overnight soak in a filter cleaning solution, then rinse thoroughly before reinstalling.
4. Refill. Run your hose. Takes 20-30 minutes.
5. Rebalance. Fresh water needs a full balance: pH, alkalinity, calcium hardness, then your initial sanitizer dose.

The whole process is about an hour of actual time, though you're not standing there watching for most of it. Drain while you do something else. Fill while you do something else. You're really only hands-on for 20-25 minutes.

Some Eco Spa owners with the Ecozone system stretch this to 4-5 months between drains. That's fine. Let your test strips guide you. When balancing gets harder and the water looks less clear than usual, it's time.

The Ecozone Advantage

It's worth pausing on what makes all of this so simple: Ecozone.

Ozone (O3) is activated oxygen. When injected into hot tub water, it oxidizes bacteria, viruses, and organic contaminants on contact. It's 3,000 times more effective than chlorine and the only byproduct is pure oxygen. It doesn't create chloramines, it doesn't irritate eyes or skin, and it doesn't bleach swimwear.

In a standard hot tub, chlorine is your primary sanitizer. You're dosing it several times a week, shocking regularly to break down chloramines, and constantly fighting a war against contamination. In an Eco Spa with Ecozone, the ozone handles 90% of the work continuously. You maintain a small residual sanitizer as a safety net, but you're not fighting anything. You're maintaining a system that's already doing the work.

This is why the weekly check takes 30 seconds. There's almost nothing to adjust because the ozone has already handled it.

What About Winterizing?

Honest answer: most Eco Spa owners never winterize. They use the tub year-round and the HDPE shell handles everything Canadian winters throw at it without complaint. Winter soaks are genuinely some of the best experiences the tub offers.

If you do need to shut down for a season (extended travel, property closure), the process is straightforward:

1. Drain completely via the drain valve.
2. Use a shop vac to blow out the plumbing lines and jets. This removes any water that could freeze and crack PVC lines.
3. Remove and store the filter cartridge indoors.
4. Lock the hard cover.

The HDPE shell will sit through a BC winter without any issue. It doesn't crack, it doesn't fade, it doesn't need to be wrapped or covered beyond the hard cover it already has.

Products We Recommend

For the specific products and chemical brands we recommend for Eco Spa owners, visit the how to operate page. It covers the full product list with recommended doses and frequencies.

General principle: use products designed for hot tubs (not swimming pools), and buy from a reputable hot tub supply store rather than discount retailers. Pool chemicals have different concentrations and can damage your equipment or throw off your chemistry fast.

The Bottom Line

Fifteen minutes per month. Four drain-and-refills per year. A 30-second strip dip each week. That's the entire maintenance commitment for an Eco Spa.

People who call hot tubs high-maintenance are comparing them to a different category of product. With the right shell and the right sanitation system, it's genuinely one of the lowest-maintenance things in your backyard.

If you want to see what the full operating experience looks like, read the how-to-operate guide or browse our FAQ for answers to specific questions. Ready to see the tubs in person? Book a showroom visit.