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Sirona® Simply Oxidizer
Sirona
Professional Choice

Sirona® Simply Oxidizer

$23.99
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Product Overview

What spa techs reach for to eliminate organic buildup in chlorine-free and bromine-free biguanide spas without harsh chemical odors.

Formulated with 7.5% Hydrogen Peroxide, Sirona Simply Oxidizer in a 1 Quart bottle serves as Step 2 in the Sirona biguanide spa care routine. It reliably oxidizes bather oils, cosmetics, and organic contaminants without relying on chlorine or bromine. This liquid oxidizer keeps water sparkling clear while maintaining the integrity of your biguanide sanitizer.

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Why Pool Pros Trust This

Benefits & What Makes It Different

7.5% Hydrogen Peroxide Formula

Delivers powerful, chlorine-free oxidation that burns off organic contaminants and clears up cloudy hot tub water.

Chlorine and Bromine Alternative

Engineered specifically for biguanide spas to eliminate odors and scum lines without standard halogen sanitizers.

Convenient 1 Quart Liquid Dosing

Pre-dissolved liquid format integrates instantly with spa water, requiring only 1.5 to 3 oz per 150 gallons weekly.

Product Details

Active Ingredient

Hydrogen Peroxide 7.5%

Recommended Dosing

Initial: 3 fl oz per 150 gallons; Maintenance: 1.5 to 3 fl oz per 150 gallons weekly

Compatibility

  • Compatible with all biguanide spa sanitizers and waterline controls
  • Do not mix with chlorine, bromine, or standard halogen-based shocks
  • Safe for all acrylic, fiberglass, and rotomolded hot tub surfaces

When To Use This

Weekly routine shock treatment for biguanide hot tubsClarifying water after high bather load or heavy organic accumulationStep 2 initial startup for new or freshly refilled biguanide spas

Pro Tip

In hot climates where elevated water temperatures rapidly break down bather oils, dose at the higher maintenance rate of 3 oz per 150 gallons to prevent waterline scum rings.

Common Questions & Instructions

How do I dose Sirona Simply Oxidizer for hot tub startup?

For initial startup, add 3 fluid ounces of Sirona Simply Oxidizer for every 150 gallons of spa water with the filtration pump running.

Can I use this oxidizer with traditional chlorine or bromine systems?

No, this 7.5% Hydrogen Peroxide oxidizer is formulated strictly for biguanide systems and should not be used in pools or spas running chlorine or bromine.

Does Sirona Simply Oxidizer affect water balance parameters?

It does not add cyanuric acid or affect calcium hardness, though you should always maintain your pH at 7.2–7.6 and total alkalinity at 80–120 ppm.

Same-Day DFW Delivery

Delivered today to your DFW neighborhood

Order this item by 2 PM Central on a weekday, and we'll have it on your driveway by evening. Same-day delivery is FREE to every ZIP in our DFW coverage area — no minimum — or it's free with our weekly service plan.

Free checklist

The DFW month-by-month pool checklist

What it covers (12 months · 76 tasks · 12 marked critical):

  • Freeze nights (January and December): keep the pump running, and what to drain if the power goes out
  • The March opening: test everything, brush, shock, then balance alkalinity, pH and calcium
  • Summer: testing two or three times a week, the weekly shock, and what to do after rain or a party
  • Fall leaves, and easing the chemistry down for winter
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