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The Colombo KH Test Kit is an essential tool for pond owners to monitor and maintain proper carbonate hardness (KH) in koi and ornamental ponds. Carbonate hardness is crucial for stabilizing pH levels and ensuring a safe, healthy environment for fish, plants, and beneficial bacteria. Available with 25 tests per kit, this product allows regular monitoring to prevent pH fluctuations that can be harmful to aquatic life.
Maintaining the correct KH helps protect fish from stress and disease caused by unstable water conditions. It also supports optimal plant growth and efficient functioning of biological filtration systems. The Colombo KH Test Kit is easy to use and provides accurate results, making it ideal for both hobbyists and professional pond keepers. Regular testing ensures a stable aquatic ecosystem and promotes long-term pond health.
The kit is particularly useful during seasonal changes, after water treatments, or when adding new fish, allowing you to adjust carbonate levels quickly if needed. By combining regular KH monitoring with pH testing, pond owners can maintain crystal-clear water, strong fish immune systems, and a balanced aquatic environment. Colombo KH Test Kit is a reliable and convenient solution to keep your pond thriving and safe.
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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!



