King Tosai is a specialist retailer serving koi-pond owners and pond-building customers from Kronach, Germany. The company focuses on products for biological filtration, mechanical filtration, and koi care, with an online shop offering a range of equipment and supplies. Its Hel-X selection includes biological filter media in static, floating, and suspended varieties, as well as Hel-X Flake products.

For mechanical filtration, King Tosai stocks filter fleece, including Genesis Original fleece and the King Tosai own-brand range, along with Rol-X winding sleeves. The shop also offers koi food, with products such as Coppens Allround Mix and Nutramare Koi360 Pro Swim among its featured sellers. Customers can explore references covering Genesis filter systems, pond construction, and other filtration systems.

King Tosai provides online ordering, account and delivery information, and customer support by contact form or telephone. Its catalogue brings together filtration media, fleece, accessories, and feed for customers maintaining or building koi ponds. The business is based at Horlachen 1b, 96317 Kronach, and can be reached at info@king-tosai.

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