For over 30 years Valterra has been a leading supplier of branded products for the Recreational Vehicle, Pool and Spa, and Plumbing industries worldwide.• Inside Diameter: 1/2 Inch• Outside Diameter: 5/8 Inch• Length: 100 Feet• Color: Clear• Material: Vinyl Nsf Listed Materials Built To Provide Exceptional Levels Of Durability | Valterra Fresh Water System Tubing