Instant Cartridge Clean Leisure Time Spa | Hot Tub Scale Remover
Instant Cartridge Clean Leisure Time Spa | Hot Tub Scale Remover
Remove spa filters scale with Instant Cartridge Clean Leisure Time. Shasta Pool Supply delivers the best shipping and prices on Leisure Time chemicals. Specifically, the hot tub scale remover ships free.
Instant Cartridge Clean Leisure Time Spa
Leisure Time keeps your spa sparkling clean. Furthermore, this powerful spray-and-rinse formula offers a quick and easy solution for removing scale, minerals, oils, lotions, and debris. Therefore, the Instant Cartridge Clean offer the perfect cleaning solution for cartridge filters.

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Key Features
- Instant Results: Blue color-indicator ensures complete coverage and worry-free application
- Versatile Cleaning: Effectively removes scale, minerals, oils, lotions, and other debris
- Universal Compatibility: Works with all sanitizers for hassle-free maintenance
- Time-Saving: Simple spray-and-rinse process for busy spa owners
- Convenient Size: 16 fl. oz. bottle for multiple applications
Specs
- Part Number: S
- Manufacturer: Leisure Time
Simplifies Hot Tub Maintenance
Hot Tub Scale Remover
Instant Cartridge Clean simplifies your hot tub maintenance routine. Additionally, it allows you to spend less time on upkeep and more time enjoying your relaxing spa. Moreover, its innovative formula tackles tough buildup and ensures your filters perform at their best. Therefore, it prolongs spa cartridge life and maintains optimal water quality.
How often should I clean my spa or hot tub filter cartridge to keep the water clear?
Pro Tips from Shasta’s Pool Experts
Developed from real spoken insights shared by our technicians & product specialists.
Pro Tip #1: “In Arizona’s heat, oils and sunscreen bake onto spa filters fast, so spraying and rinsing your cartridge every couple of months—and more often with heavy use—keeps flow strong and water crystal clear.”
Pro Tip #2: “This cleaner cuts through scale, minerals, and greasy buildup that chlorine and bromine won’t touch, which is why your sanitizer works better right after you clean the cartridge.”
Pro Tip #3: “Just spray it on, rinse it off, and reinstall—no soaking, no guessing—so you get maximum filtration without downtime.”
Why You Can Trust This Advice
These tips were created using real knowledge from Shasta’s certified pool technicians and product experts. They’re based on firsthand experience caring for Arizona pools.
Expert Source: Dan Panfili, Shasta Pool Supply Technical Team
Reviewed & Reformatted By: Bryan Ashbaugh, Shasta E-commerce Specialist
Transcript Logged: November 26, 2025
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What our customers are saying
Very responsive, answered all my questions.
Very responsive, answered all my questions.
Alc.
The overall experience was great. The only problem I had was when I tried to find the option of where I would like to pick up my order, it would not allow me to do so at the Surprise location. Dan, from the Surprise location kept in contact with me that same day I put the order in and was able to take my order to the Surprise location as he had been to the warehouse and said he could take it with him, In the end, it all worked out. Thank you Dan for helping me out, very much appreciated!
The overall experience was great. The only problem I had was when I tried to find the option of where I would like to pick up my order, it would not allow me to do so at the Surprise location. Dan, from the Surprise location kept in contact with me that same day I put the order in and was able to take my order to the Surprise location as he had been to the warehouse and said he could take it with him, In the end, it all worked out. Thank you Dan for helping me out, very much appreciated!
Perry M
Great service and fast shipping!
Great service and fast shipping!
Marissa
FAQ
Our expert staff answers customer's most asked questions.
What are the ideal chemical ranges for my pool?
Achieving a balanced pool involves maintaining a pH range of 7.2–7.8, total alkalinity between 80–120 ppm, calcium hardness at 180–220 ppm, and cyanuric acid (stabilizer) within 30–50 ppm. Chlorine levels should consistently fall within the 1–3 ppm range, by may need to be increased as CYA levels go above 60 PPM.
How often should I test my pool water?
Regular testing, ideally once a week, ensures that chemical levels are within the recommended range. This practice ensures that your pool is always ready for enjoyment.
How often should I drain my pool?
It is recommended to drain your pool every three years to eliminate accumulated chemicals and dust. This varies depending on many environmental conditions like fill water and the type of chlorination you are using. Our advice is to have your water tested before and after by a local pool professional.
Learning Center
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