BHK Filter Starter – biological filter starter for clear pond water
BHK Filter Starter – biological filter starter for clear pond water - 250ml is backordered and will ship as soon as it is back in stock.
Couldn't load pickup availability
Recommended dosage
Recommended dosage
The dosage for the BHK Filterstarter is 25 ml (approx. 1 heaping tablespoon) per 10,000 liters of pond water. Dissolve the required amount in about 5 liters of lukewarm water (approx. 30 °C) and let it activate for 4 to 12 hours. Stir occasionally before distributing the mixture evenly throughout the pond and filter. During application, UV clarifiers, protein skimmers, and ozone devices should be switched off for 48 hours. For long-term pond stability, it is recommended to apply a half-dosage on a weekly basis.
Application recommendation
Application recommendation
Apply after water changes, at the start of the season, or when filter biology is disrupted. Distribute evenly throughout the pond and filter.
Processing Time & Shipping
Processing Time & Shipping
Processing time & shipping
Orders are generally processed within 1 business day and subsequently handed over directly to DHL
BHK Filter Starter – biological filter start for clear pond water
BHK Filter Starter is a highly active bacterial culture for the targeted activation of filter biology in the pond. It supports the rapid biological decomposition of organic pollutants such as food residues, proteins, and fish waste, and ensures clear, stable pond water.
Especially after water changes, at the start of the season, or after medical treatments, BHK Filter Starter helps to quickly restore the biological balance in the filter. Water quality stabilizes faster and the pond remains permanently healthy. Supports the development of biological filter bacteria in koi and garden ponds.
Suitable for whom
🐠 For koi and garden ponds after water changes or filter cleaning
💧 For ponds with increased organic load
❄️ For the reliable start of filter biology at the beginning of the season
Benefits of BHK Filter Starter
- Activates filter biology in a natural way
- Supports clear and stable pond water
- Accelerates the decomposition of organic pollutants
- Relieves the filter and pond system
- Gentle on fish and pond organisms
Brilliant Health Koi – developed for champions. Made for everyone.







