[SIZE]:2’’ Inside diameter, Flat 3.4’’ width; Fits 2’’ hose adapters, fits 1.5’’ or less size schedule 40/80 PVC PIPE (Max outside diameter not to exceed 2 inch, otherwise you need a adapter). [EASILY USE]: Each item comes with a new metal clamp, you can easily connect the backwash hose to your pipes or filter outlets and directly fix it with clamp. [WIDELY USED]: Ideal for draining above ground swimming pools, backwash pool filter, sewage pump, sump pump, trash pump, pool drain and sand filter pumps etc; widely used in household, mine, factory, agriculture, and architectural engineering; This pool discharge hose can adapt to most outdoor conditions and all seasons. [NO LEAK]: Discharge hose doesn’t leak or burst within 90 psi W.P. due to reinforcement and uniform coating. [GOOD SERVICE]: Our aim is to provide durable heavy duty backwash drain hose. Any questions, please feel free to contact us, I will provide solutions within 24 hour.