Sani Marc pH minus is a fast acting powder designed to lower the pH in hot tub or pool water. Water pH should be maintained between 7.2-7.8 for bather comfort and maximum equipment life. Note, this product can be used in pools or hot tubs but is labelled with instructions for pool use.
Application method:
- Sprinkle pH minus onto the surface of the water while walking all around the pool.
- Wait 20 minutes before entering pool.
- Let the water circulate for 4 hours after adding product. Re-test water and repeat treatment if necessary.
Dosage to achieve recommended levels:
- If ph is above 8.2, add 800 grams of product for pools less than 40,000 litres or 1.6kg of product for pools between 40,000-80,000 litres
- If ph is between 7.7-8.2, add 600 grams of product for pools less than 40,000 litres or 1.2kg of product for pools between 40,000-80,000 litres
- If ph is 7.4-7.8, add 400 grams of product for pools less than 40,000 litres or 800 grams of product for pools between 40,000-80,000 litres
Sani Marc is a Proudly Canadian owned and operated manufacturer of professional grade swimming pool and hot tub water care products. Only ships from London Ontario warehouse.