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Koi Doc GH Plus Mineral & Hardness Booster Perfect Pond Water TreatmentKoi Doc Koi Doc GH+ is a high-quality general hardness (GH) supplement designed to increase essential mineral levels in pond water.
GH represents the concentration of dissolved minerals, primarily calcium and magnesium, which are vital for healthy fish development, strong skeletal growth, and proper biological function.
Maintaining adequate GH supports koi health, improves resilience to stress, and helps create a balanced and stable pond environment. In soft water conditions or after heavy rainfall, GH levels can become depleted. Regular GH testing and adjustment ensures optimal conditions for long-termfish health and wellbeing.
Powerful Treatment
Helps maintain optimal conditions for beneficial microorganisms and oxygenating plants. Stable mineral levels contribute to improved biological efficiency, supporting natural processes that keep pond water clean and balanced and koi healthy.
Safe for Fish, Plants & Filtration Systems
Gentle formulation designed for regular use when applied as directed. Safe for koi, pond fish, aquatic plants, and biological filtration systems, supporting a stable and healthy pond environment.
Supports Fish Growth
Koi Doc GH+ maintains the mineral content required for proper skeletal development and natural growth in koi and pond fish. Adequate GH helps support long-term health, improving condition, size, and overall vitality.
Improves Water Balance and Pond Health
Koi Doc GH+ helps maintain stable and balanced water conditions by supporting consistent mineral levels. A stable GH level contributes to reliable pond chemistry, enhancing overall system performance and reducing environmental stress on fish.
Strengthens Fish Health
Adequate general hardness supports essential biological functions, helping fish better tolerate environmental changes. Maintaining GH improves resilience, reduces stress, and promotes stronger, healthier fish in all pond conditions.
Essential Mineral Support
Koi Doc GH+ provides a key source of calcium and magnesium to restore and maintain essential mineral levels in pond water. These elements are vital for healthy biological processes and overall aquatic stability.
Ideal for Soft Water Conditions
Replenishes minerals lost through rainfall, filtration, and frequent water changes. Especially beneficial in soft water areas where low GH levels can negatively long-term fish wellbeing. Can be used all year around.Dosage: 25g of GH+ will raise approximately 1,000 litres of pond water by 1° dGH. For regular replenishment and stabilisation, use 10g per 1,000 litres of pond water.
Do not use in combination with KH+
Instructions: Dissolve the required amount of GH+ in a bucket of pond water. Once fully dissolved, pour evenly around the pond perimeter in areas of good circulation. Retest GH after the water has mixed thoroughly. For best results, maintain GH as part of your regular pond care routine.
General hardness (GH) is essential for maintaining mineral balance in pond water. A GH level of 10–12° dGH at a pH of 7–8 provides the ideal foundation forhealthy pond biology. The recommended target GH value is approximately 12° dGH.
Not for human use. Keep out of reach of children and store sealed in a cool, dry place.About Koi Doc Koi RangeKoi Doc by Queni Koi Southern provides a select range of premium quality water treatments that are as good as the market leaders at a far more competitive price.All of these products have been extensively tested and manufactured to the highest standards to ensure you have water treatments that are safe to use, provide the best in class results that are safe and trusted. In many cases our prices are under half that of the equivalent products from other brands with similar, the same or better results.All of our koi including dozens of show winners supplied by Queni Koi over the years have been kept in waters treated with the Koi Doc range of products. The well established Koi Doc range of water treatments are trusted by thousands of koi keepers who return time after time to ensure the water their koi are kept in is well balanced and optimum conditions to allow their koi to thrive.Only the highest quality materials have been used in the manufacture of these water treatments to ensure the best possible results giving your koi the best possible chance to live a healthy and long life. Koi Doc water treatments are of the highest quality, trusted, proven over years of customer use and value for money.
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What types of products do you offer?
At Queni Koi Southern, we provide a curated selection of high-quality pond supplies and premium koi food. Our products include innovative items like the Sinking Air Line for seamless pond aeration and advanced koi food such as the JPD Shogun, designed to enhance the health and vibrancy of your koi.
How can I ensure the well-being of my koi?
To promote the well-being of your koi, it's essential to provide them with high-quality food and maintain a healthy pond environment. Our expertly formulated koi food under the trademarked brand Kenko Koi food and our pond supplies are designed to support the health and vibrancy of your aquatic life, ensuring your pond remains a thriving ecosystem.
What is your shipping policy?
We pride ourselves on prompt delivery! We offer free next working day delivery on orders over £100, and we use trusted carriers to ensure your products arrive safely and on time. For more details, please check our shipping policy on our website.
What should I do if I receive a damaged or incorrect product?
If you receive a damaged or incorrect product, please contact us at orders@queni-koi.co.uk as soon as possible. We will replace the product free of charge and cover the return shipping costs for the incorrect or damaged item.
Can I return koi or specially made products?
Unfortunately, once koi have left our premises, we cannot accept any responsibility for them, and they cannot be returned. Additionally, specially made products, such as custom filtration systems, can only be returned if they are faulty or damaged.
How do I cancel my order?
If you wish to cancel your order, you can do so within 14 days of receiving your products. Please contact us at orders@queni-koi.co.uk for authorization.
What is your refund policy?
We will refund all sums paid by you if the items are returned in the condition they were sent. Please allow up to 3-5 days for us to process your return once we receive the items back.
How can I contact customer support?
You can reach our customer support team by emailing us at sales@queni-koi.co.uk or by calling us at 0116 2677053. We're here to help!
