Sirona™ Defend
Weekly Protection Against Scale Buildup
- Prevents and removes scale deposits
- Helps minimize cloudiness caused by dissolved solids
- Compatible with all sanitizers
Why You'll love Sirona™ Defend
- Powerful weekly treatment goes beyond ordinary scale control
- Prevents and removes existing scale to minimize clouding and buildup
Additional Information
Directions for Use
- Add 2 fl. oz. weekly for up to 800 gallons of spa water
- Run circulation system for at least 1 hour after application
- Use weekly as part of your maintenance routine for ongoing protection
Frequently Asked Questions
Q: What does Sirona™ Defend do?
A: It prevents scale formation, removes existing scale and reduces cloudiness caused by dissolved solids.
Q: How often should I use Defend?
A: Add weekly to maintain consistent protection against scale and buildup.
Q: Is Defend safe for all sanitizers?
A: Yes. It is compatible with bromine, chlorine and mineral systems.
Q: Can I use Defend with Sirona™ Prevent?
A: Yes. Prevent is applied at start-up to neutralize metals, and Defend is used weekly for ongoing scale control.
Q: Will Defend change my pH or sanitizer levels?
A: No. It has little to no effect on pH, alkalinity or sanitizer levels when used as directed.
Q: Does this product also remove existing scale?
A: Yes. It helps break down and prevent redeposition of existing scale over time.
Q: How soon can I use my spa after adding Defend?
A: You can use your spa after the product has circulated for at least 1 hour.
Q: Is Sirona™ Defend safe for spa surfaces and equipment?
A: Yes. It is designed to protect surfaces and plumbing when used as directed.
Benefits of Regular Use
Water Quality
- Maintains clear, scale-free water
- Reduces cloudiness caused by mineral precipitation
Maintenance
- Protects spa surfaces and plumbing from scale damage
- Helps prolong equipment life
Convenience
- Easy weekly dosing for consistent protection
- Works with all sanitizers and spa care routines
Chemical Specifications
- Active Ingredient: Proprietary organic polymer blend
- Form: Liquid concentrate
- Color/Odor: Clear, mild scent
- Solubility: Fully soluble in spa water
- Stability: Stable under normal storage conditions
Storage & Safety Guidelines
- Store in a cool, dry location away from sunlight
- Keep container tightly sealed when not in use
- Do not mix with other spa chemicals
- Avoid direct contact with skin or eyes
- Keep out of reach of children and pets