The UltraClear Winter Blend is specifically formulated for fall-winter-spring treatment of your pond. Its probiotic formulation of select beneficial bacteria ensures your pond has the required bacteria to maintain a clean pond & healthy fish during the colder months. Start using when water temperature falls below 55 degrees F.

• Use in ponds with water temperature down to 35 F.
• Reduces Ionized Ammonia & toxic Un-Ionized Ammonia.
• Reduces build-up of material from decayed aquatic vegetation, leaves, grass, excess food & fish waste.
• Provides ongoing biological activity as water cools down.
• Will sustain surface freezing.
• 100% biological (NO CHEMICALS).
• Safe for fish, all aquatic life, wildlife & pets.
• Reduces spring clean-up.
• Effective for FALL prep.