Slowly pour the entire contents of STAIN OUT ULTRA directly onto the stain or onto the surface of the water while walking around the pool.

• Lower alkalinity to 30 ppm, by adding 160 mL of KLEAN SURFACE per 10,000 L of pool water to lower alkalinity by 10 ppm.
• Check pH to ensure it is below 6.5.
• Once parameters are at the recommended levels, stop filtration for 30 minutes to ensure no water movement.
• Slowly pour the entire contents of STAIN OUT ULTRA directly onto the surface of the water while walking around the pool.
• Wait 2 hours.
• Scrub the stain with the appropriate pool brush.
• Resume filtration.
• Wait 24 hours and gradually adjust the parameters: pH: between 7.2 and 7.8 Alkalinity: between 80 and 120 ppm.

Following this treatment with a metal-based neutralizer is strongly recommended.

For stubborn stains, pour 500 g of STAIN OUT ULTRA per 10,000 L of pool water. Let product act for 2 hours and then brush stained pool surfaces clean.

• Compatible with salt systems. Always turn off chlorine generator before adding this product.
• DO NOT apply product when people are in the pool.