- Easily regulate and completely shut off water flow with this practical control valve, enabling optimal water circulation in your aquarium. - Customizable fit for your hoses: Available in a 12-mm valve for 12 mm inner diameter hoses or a 16 mm valve for 16 mm inner diameter hoses, ensuring a seamless connection. - Made from durable, erosion-resistant PP material, this valve guarantees long-lasting performance. The polished surfaces offer a sleek look and enhance handling comfort. - Keep your aquarium pristine with our flow control valve. Simply close the valves to easily remove the filter tank for quick and hassle-free cleaning. - Ideal for monitoring water flow in various aquarium setups, aquascaping projects, or when performing routine maintenance. This valve provides a simple solution to maintain water quality and cleanliness. - Trust in the reliability and durability of this valve to meet your aquarium needs, ensuring peace of mind while you care for your aquatic environment.