Flexible Black Corrugated Non-Kink PVC Water Garden Pond Hose (MM - Metric) This tubing works best with Alpine， Atlantic， AquaScape， Calpump， Laguna， Lifegard， Little Giant， and Tetra Products. Due to variations in fittings， some buildup may be required for secure fit. Our Non-Kink Flexible PVC tubing commonly referred to as non-kink， kink free tubing water garden hose， pond tubing， flex pond and corrugated tubing is perfect for use with water gardening ponds， waterfalls， fountains， aquariums and fish hatcheries， drains， light farming and gardening and light irrigation. While it is not as strong and durable as our flexible PVC pipe， it is somewhat more flexible and lighter.

Very flexible - ideal for working in confined areas; saves time， labor and cost

Reduces the number of required fittings and permits the installer/user to make smooth， tight turns

PVC tube with raised exterior PVC helix for strength and flexibility

Smooth inside - permits unrestricted flow， reducing operating costs

Designed for use with barbed or insert fittings and appropriate clamps

Mildew， sun， ozone (UV) and chemical resistant; the black hosing does not encourage the growth of algae and can easily be camouflaged; HydroMaxx tubing is non-toxic and will not harm fish or plants

Thick and durable hosing is reinforced with a rigid PVC ribbing that will not collapse due to back pressure or a reasonable amount of weight from gravel or covering material; smooth inside - permits unrestricted flow， even with sharp turns， reducing operating costs