Non-Chlorine 4 in 1 Shock, 10lbs for Pools and Spas. Fast Acting, Quick Dissolving, Shock, Sanitizes, Clarifies, Eliminates Algae & Prevents Stains. Reduces Harsh Chlorine Usage

• Kills Bacteria, Prevents Algae Growth, Controls Algae, Prevents Stains, Reduces Chlorine Odor, Maintains Clean Sanitized Water
• Chlorine free shock unlocks the sanitizer in your pools water without adding harsh chlorine. Swim immediately after treatment. Works well in pool & spas.
• Swim 15 minutes after treatment! Safely swim after treatment unlike chlorine-based shocks. Won’t affect PH works in vinyl, concrete or fiberglass pools.

Powerful chlorine free shock. Kills contaminates, clarifies, kill algae and prevents stains! Quick dissolving formula – swim immediately after treatment.

• Powerful 4 in 1 Formula; non-chlorine shock, clarifier, & stain & scale preventer!
• Unique formula works with all types of sanitizers: Chlorine, bromine, mineral & saltwater pools. Quick dissolving and it won’t cloud your pool water.
• Power packed formula eliminates the need for algaecides, sticky clarifiers & stain + rust treatments, as it shocks your pool it kills algae, clarifies and prevents scaling without using harsh chlorine. Dosage 1 LB per 10,000 gallons.
• Works in all types of pools including saltwater. 4 in 1 chlorine free shock won’t raise hardness or cyanuric levels in your pool.
• Chlorine free shock unlocks the sanitizer in your pools water without adding harsh chlorine. Swim immediately after treatment. Works well in pool & spas.
• Compares to Simple Scoop. 
• 10lb Bucket