This is a description of a flexible, black corrugated reinforced pipe/tubing that is designed for use in aquatic ponds with pond pumps, filters, waterfalls, or fountains. The interior diameter of the pipe is 1/2" or 13mm, and it is suitable for use in both freshwater and saltwater environments. The pipe is very flexible, which makes it easy to install in a variety of configurations. It is also resistant to UV light, which means that it will not break down or degrade when exposed to sunlight. Additionally, the black color of the pipe is designed to prevent algae growth on the inside of the pipe, which helps to maintain the cleanliness of your pond water. The smooth bore of the pipe helps to prevent debris from building up inside, which ensures that the water flow remains consistent and unobstructed. This pipe can also be used as drainage pipe or extraction hose for dust removal, making it a versatile and multi-functional product. Overall, this flexible black corrugated reinforced pipe/tubing is an excellent choice for anyone who wants to maintain the health and cleanliness of their aquatic pond. It is durable, flexible, and easy to install, and it is suitable for use with a wide range of pond pumps, filters, waterfalls, or fountains.