Maërl Crystal 3500g – Naturally clarifies water and improves pond balance

For a clear, balanced, and 100% natural pond

Vincia Maërl Crystal is a natural water quality corrector, specially designed for pond enthusiasts who want to avoid chemical products. Made of marine lime (maërl) rich in calcium and magnesium, this eco-friendly granulate clarifies water, increases hardness (GH/KH), and supports pond health while limiting phosphates.

The benefits of Maërl Crystal:

• ✅ Naturally and sustainably clarifies cloudy water

• ✅ Increases hardness (GH/KH) for more stable water

• ✅ Promotes beneficial micro-organisms for biological balance

• ✅ Reduces phosphates, thus limiting unwanted algae

• ✅ 100% natural, biodegradable, and safe for fish and plants

Instructions for use:

• Sprinkle the granules directly into the pond.

• 3500g is enough to treat up to 40,000 liters of water.

• To be used at the start of the season, when filling a new pond, or for regular maintenance to strengthen the natural balance.

Why choose Vincia?

Vincia products are developed for everyone who wants a healthy, clear, and lively pond… without resorting to artificial treatments. Maërl Crystal works gently, respecting the fauna, flora, and biodiversity of your pond.

💡 Foudebassin Pro Tip: For optimal efficiency, combine Maërl Crystal with good aeration and oxygenating plants. It’s the key to a naturally balanced pond.