Black and white logo with a stylized monkey face on the left and the words polar monkeys in bold, modern lowercase font on the right.
This site has limited support for your browser. We recommend switching to Edge, Chrome, Safari, or Firefox.

Save $500 on your luxury cold plunge — use code WELCOME-500 at checkout!

0% APR financing for up to 24 months*

Enjoy free US shipping on all orders
A white bottle of Sirona pH Down with a gold cap rests on a gray, textured surface. The label notes its effectiveness in lowering pH levels and total alkalinity to help you maintain balanced, high-quality spa water.
A white bottle of Sirona pH Down with a gold cap rests on a gray, textured surface. The label notes its effectiveness in lowering pH levels and total alkalinity to help you maintain balanced, high-quality spa water.

Sirona pH Down

$39.00

 

Enjoy true tranquility in your spa with the help of Sirona™ Spa Down. The granular formula lowers pH and total alkalinity levels in hot water to increase the effectiveness of your sanitizer.

– Always maintain the pH of your spa water between 7.2-7.8. A high pH (above 7.8) can cause scaling and/or cloudy or colored water

– Compatible with all sanitizers

Size: 2.5 lbs.

Features & What's Included

Features & What's Included
Sirona pH Down

$39.00

You can pay in installments at checkout via Shop Pay

Science-backed
results. Ice-cold benefits.

Regular cold immersion delivers real physical and mental benefits - felt by millions and echoed by research. Feel the difference for yourself.

250%

increase in dopamine levels for mood, energy, and focus.

25%

reduction in muscle soreness for quicker recovery.

350%

increase in metabolic activity for burning brown fat.

Trusted by the pros.
Loved by you.

We are loading your cart...