Sirona Simply Oxidizer (32 oz) – Chlorine-Free & Bromine-Free Hot Tub Oxidizer with Measuring Cup

Meet Sirona Simply Oxidizer

As Step 2 of the three-part Simply system, Sirona Simply Oxidizer is a chlorine-free and bromine-free oxidizer designed for hot tub water care. Its biguanide-based formula supports clean water by targeting oils and organic residues, helping your spa feel crisp and inviting without the typical chemical tang.

Designed for easy, flexible spa upkeep

Use at start-up and then dose as needed to maintain water quality. The product is marketed as a replacement for Baqua Spa Sanitizer, offering a familiar upkeep rhythm with a modern, gentler chemistry. The 32 oz bottle includes a measuring cup for accurate dosing, helping you keep track of your spa routine.

What it does

• Supports water clarity by reducing surface oils and organic buildup
• Fits into the Simply system as Step 2, following Waterline Control
• Works without chlorine or bromine chemistry, offering a different maintenance path
• Replacement option for Baqua Spa Sanitizer, aligning with established spa care routines

How to use

• Start-up dosing: add as part of the initial Simply routine
• Regular testing: check water balance and adjust dosing as needed
• Weekly upkeep: apply to prevent oil and organic material buildup

What you get

• One 32 oz bottle of Sirona Simply Oxidizer
• Measuring cup included for precise dosing
• Clear guidance to support the 3-part Simply system

With Sirona, you’re choosing a spa care routine that focuses on water quality, user comfort, and straightforward upkeep. Results will depend on your spa usage, water source, and routine, but many users report smoother water, easier maintenance, and a consistent balancing process when used as directed.