1.Industrial Pool Backwash Hose: Flat discharge hose with high pressure resistance, weather and chemical resistance, aging resistance, wear resistance, as sewage waste pump discharge hose, swimming pool filter sewage hose, swimming pool pump hose drainage of swimming pool essential supplies. 2. Material: Pool backwash hose is made of flexible PVC material reinforced with a continuous high tensile strength polyester yarn circularly woven. The material is resistant to abrasions and corrosion,reinforced with internal polyester yarn to prevent leaks and tears for durable use. 3.Grade Pool Hose Details: Hose Length: 20 feet; Inside Diameter: 1.5 inch; Working pressure: 90PSI; Temperature Range: 23°F to 149°F (-5°C to 65°C); Scope of use: In-ground and above-ground pool equipment. 4.Easy to Install: Pool hose comes with two stainless steel hose clamp to hold it in place ,collapses flat and is easily rolled back up, it takes hardly any space and after using, please store in a dry place out of direct sunlight for storage. 5.Huge Water Output: Heavy-duty pool hoses have a high water output and high water pressure, making it easy to handle daily backwashing and draining, helping and keeping pool water clean all season long. It can also be used as an industrial and agricultural water discharge pipe. Color: Blue Material: PVC Package Contents: 1 x Pool Backwash Hose 2 x Clamp