Colombo pH- is a liquid treatment designed to safely lower and stabilise pH levels in pond water. Maintaining the correct pH is important for fish health, with an ideal range between 7 and 8. This formula works quickly while supporting the pond’s biological balance, making it suitable for routine water management. Key Features: Effectively reduces high pH levels in pond water Fast-acting formula with stable results Helps maintain a healthy environment for fish and plants Safe for koi, ornamental fish and aquatic life when used correctly Simple daily dosing for controlled adjustments 2.5L bottle treats up to 25,000 litres Colombo pH- allows for gradual pH correction, helping to avoid sudden changes that can stress fish. Regular testing and careful dosing help maintain consistent water conditions and support overall pond stability. Dosage: 50 ml per 1,000 litres of pond water daily Do not reduce pH by more than 1 unit per day Do not exceed 50 ml per 1,000 litres Repeat dose the following day if required Ensure KH is at least 6°DH before use
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