Pristiva Premium Shock

Why

• Shock treatment designed specifically for salt water pools.
• Use for pool opening and closing, periodic shock treatment, problem solver.
• Formulated to raise sanitizer level, clarify and enhance water.

When

• After opening and prior to fall closing.
• Immediately after the addition of Pristiva Primer.
• Weekly during the primary swimming weeks of the summer.
• Immediately after inclement weather/any time water appears dull and hazy.

How Much

• Add 125 g per 10,000 L of water.
• Do not use the pool after shocking until the chlorine residual drops to 3 ppm or less.

How

• Remove solar blanket or cover. 
• The best time to apply is in the evening.
• Add immediately after application of Pristiva Primer (if used).
• Apply Pristiva Premium Shock, with the pump and filter running, slowly through a clean skimmer that is free of any other chemicals or equipment. 
• Alternatively, the product can be broadcast over the surface of the pool (preferably in the deep end). If water temperature is less than 20°C, brush immediately after application to ensure quick dissolving of active ingredient.
• Leave solar blanket off for a minimum of 8 hours afterwards.