This pool backwash hose features a 1.5 in. inside diameter and 2.6 in. flat width, compatible with 1.5 in. hose adapters and 1 in. or smaller Schedule 40/80 PVC pipes (up to 1.5 in. outer diameter). Equipped with a metal clamp for secure connections to filters or pipes, it ensures easy installation for draining pools, backwashing filters, or operating sewage, sump, and trash pumps. Its reinforced PVC construction resists leaks and bursts under 90 psi working pressure, while all-weather durability makes it suitable for year-round outdoor use in homes, factories, agriculture, and construction. Versatile and heavy-duty, this hose combines practicality with reliable performance for various water discharge needs.