SpaCare Bio-Klenz Bio-Film Remover 500mL – Spa Chemical
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Monthly Bio-Film Control for Cleaner, Fresher Spa Water
SpaCare Bio-Klenz is a fast-acting bio-cleaner developed for spas and hot tubs, helping support a cleaner, fresher spa environment as part of your regular monthly care routine.
Created for the warm water conditions of spas and hot tubs, Bio-Klenz fits easily into ongoing maintenance and helps keep your spa system in better overall condition for clearer, more enjoyable water.
With simple monthly use, it supports cleaner spa care and a more consistently fresh, inviting soaking experience.

Help Keep Your Spa Cleaner, Fresher, and Easier to Manage

Removes Bio-Film Build-Up
Targets hidden build-up within the spa system to promote cleaner internal pipework and water pathways.
Keeps Filtration Working Better
Helps keep filters cleaner so they can continue trapping fine particulates and contaminants more effectively.
Promotes Fresher, Clearer Water
Improves water freshness, clarity, and overall spa presentation.
Creates a Better Feel for Every Soak
Helps maintain spa water that feels cleaner, looks more inviting, and is more enjoyable to use.
Makes Ongoing Spa Care More Efficient
Helps reduce maintenance time, lower overall chemical use, and improve sanitiser efficiency.
Fits Easily into Monthly Spa Care
Simple monthly dosing helps support cleaner systems, easier upkeep, and more consistent spa care.
How It Works
In the warm water environment of spas and hot tubs, bio-film can develop within internal pipework, filters, and on spa surfaces as part of normal use. Over time, this hidden build-up can affect how fresh, clear, and easy to manage the water feels.
Bio-Klenz helps break down this internal build-up and support a cleaner overall spa system. By helping keep internal water pathways and filter surfaces cleaner, it supports more effective ongoing maintenance and a fresher, clearer spa environment.

How to Use
- Ensure sanitiser is present during treatment.
- Check that both pH and total alkalinity are within the correct range.
- Add the required amount of Bio-Klenz to the spa.
- Run the pump to circulate the product through the system.
- Repeat treatment every 28 to 30 days as part of regular spa maintenance.
Dosage & Coverage
- Dosage: Add 250mL per 1,000 litres of spa water.
- Frequency: Monthly
Important Usage & Compatibility Information
- This product is part of the monthly SpaCare maintenance routine.
- Foaming during treatment is normal.
- Do not overdose.
- For best results, add to hot or warm water.
- Bio-Klenz is not a substitute for a spa sanitiser.
Specialised Care for Spas and Hot Tubs
SpaCare by Lo-Chlor is created for the unique needs of spas and hot tubs, where warm water and frequent use demand a more specialised approach to water care.
From water balance and sanitising support to surface care and system cleaning, the SpaCare range works together to help keep your spa clear, comfortable, and inviting.
It is a trusted care system that makes ongoing maintenance feel simpler, so you can spend less time managing your water and more time enjoying it.

Frequently Asked Questions
What is bio-film in a spa or hot tub?
Why is Bio-Klenz important in warm spa water?
Will Bio-Klenz replace my spa sanitiser?
Why is my spa water still not as fresh as I expected?
Can Bio-Klenz help make maintenance easier over time?
Why is foaming normal during treatment?
What areas of the spa system does Bio-Klenz work on?
| SKU | LC-BK500 |
|---|---|
| GTIN | 9312113021164 |
| Barcode | 65SCBK500M |
| Package Length | 11 cm |
| Package Width | 11 cm |
| Package Height | 24 cm |
| Brand | SpaCare |
| Model | Bio-Klenz - 500mL |
| Product Type | Spa Chemical |
| Shipping Type | Standard |
| Chemical Type | Cleaners |
| Chemical Function | Bio-Film Remover, Spa Pipe Cleaner |
| Active Constituents | Alkyl dimethyl benzyl ammonium chloride: 1–3% Other non-hazardous ingredients: to 100% |
Shipping
Same-day dispatch applies to orders received by 12.00 pm (AEST) during business days. Orders received after 12.00 pm and on weekends or public holidays will be dispatched on the next business day.
Delivery fees are $19.95 flat-rate per order Australia-wide, no matter how many products are in it. Orders containing bulky items like sand filters, acoustic boxes, heat pumps, pool covers, and pool slides may incur additional fees as they require specialized carriers.
Below are the estimated time to arrival in business days once an order is shipped.
| Destination | Sydney | NSW | VIC | QLD | SA | WA/NT |
|---|---|---|---|---|---|---|
| Business Days | 1 - 2 | 2 - 4 | 2 - 4 | 2 - 4 | 3 - 4 | 5 - 6 |
Rural and remote addresses, where delivery is not provided every day, may take longer.
Returns
Satisfaction Guarantee: If you are not satisfied with a product for any reason, you are welcome to return it to us for a full refund or exchange within 30 days of the purchase date - even if you have used the product. Returns are free, and we will cover return shipping.
We take full responsibility for the safe arrival of the products that you order from us. We will replace at our expense any product that arrives faulty, damaged during transit, or is the incorrect product. Click here for details
If you have any questions about our shipping policy or our return policy, please contact us on 1300 766 619 or through our contact us form.