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How Do TubTabs Work?
Keeping your hot tub clean shouldn’t feel like a chemistry experiment. TubTabs take the confusion out of water care with a simplified system designed to keep your water crystal clear and balanced - without constant testing, measuring, or guesswork.
Easy Weekly Hot Tub Care
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Step 1: Start Up
Adjust pH (7.2–7.6), alkalinity (80–120 ppm), total hardness (150-250 ppm) and sanitizer (chlorine or bromine as directed) before first use.
After 24 hours you can start using TubTabs
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Step 2: Weekly Use
Add 1 TubTab per 1,500 L (≈400 gal) directly into the water once per week.
Place it in the filter well or toss it into the water with pumps running for at least 30 minutes.
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Step 3: Ongoing Maintenance
Keep a sanitizer source in the tub (chlorine or BroTabs). TubTabs are not a standalone sanitizer.
Rinse filters every 1–2 weeks for best results.
Retest pH and sanitizer weekly.




Why TubTabs Work Better
TubTabs Saves You Money
TubTabs protect equipment, save money, and simplify maintenance. Reduced scale and biofilm extend heater, pump, and jet life. Fewer chemicals mean lower costs and fewer emergency fixes. Clear, balanced water transfers heat efficiently, reducing energy use while keeping your experience comfortable, safe, and consistent.
Less Waste, More Efficiency
TubTabs pre-treat organic waste, letting chlorine or bromine focus on killing bacteria. Oxidizers convert chloramines and bromamines back into active sanitizer, reducing odor and maintaining stable disinfection levels for both chlorine and bromine systems.
Crystal Clear Water You Can Feel
Breaking down organics reduces eye and skin irritation while keeping foam and odors away. Less chemical handling means less stress, and consistently clear water makes your tub more inviting. Environmentally, TubTabs reduce packaging and overuse compared to multiple separate products.

TubTabs are Powerful Chemistry, Simplified
Each TubTab combines multiple functions normally handled by 3–5 products. Strong oxidizers like MPS and dichlor break down oils, sweat, and lotions to prevent cloudy water, odors, and biofilm. Clarifiers bind tiny particles for sparkling water. Scale inhibitors, dispersants, and silicone anti-foam agents protect surfaces and prevent unwanted foam. Everything is released evenly in a single, easy weekly tablet.
Additionally, effervescent carriers moderate pH swings while dispersants prevent scale buildup. By reducing organic load, sanitizer, pH, and alkalinity levels stay closer to target ranges, reducing constant adjustments. Most weeks, maintenance is as simple as “check and confirm".

Safe, Simple, Reliable
How to Store TubTabs
Store in a cool, dry place, away from children, pets, and other chemicals. Safe in water when used as directed, TubTabs complement your sanitizer and may cause irritation if mishandled.