Dosage
20 ml per cubic metre of water to lower the pH by 0,1 point, according to the current product sheet.
Market Spas maintenance product
PH - (1 L)
€13,50 Incl. VAT
Available on request
pH Minus is used when pH levels are too high. Instructions for use:Add 20 ml of pH Minus per cubic meter of spa water to lower the pH by 0.1 point.
Market Spas product guide
What is Aqua Excellent pH− 1 L used for?
Gradually lower a pH that is too high in the spa water.
Please note: Do not use pH− when the reading is already correct or too low.
Instructions for use
How do you use Aqua Excellent pH− 1 L?
Measure the pH, calculate the quantity according to the volume, let the water circulate, then check before another correction.
- 1
Measure the pH
Use a suitable test and confirm that the value is too high.
- 2
Calculate the correction
Take into account the actual spa volume and the measured difference.
- 3
Add gradually
Pour in the calculated quantity according to the label without combining doses.
- 4
Circulate and retest
Wait until distribution is complete before deciding on another correction.
Key guidance
Dosage, frequency and precautions
Frequency
Only after a test confirms that the pH is too high.
Precautions
Correct gradually, do not combine pH− and pH+ simultaneously, and follow the label.
Expert advice
Frequently asked questions about Aqua Excellent pH− 1 L
When should pH− be used?
Only when a test shows that the water pH is too high.
Why must the water be retested?
The product must circulate before a new measurement can determine whether a further correction is needed.
Does pH− remove existing limescale?
It corrects the pH. Deposits and metals require analysis and, if necessary, a product specifically designed for them.
Complementary products
Complete your maintenance routine
Advice and local collection
Need help with your spa water?
Find your nearest Market Spas showroom or search for your city to get tailored advice.
