Pool Backwash Hose 1 1/2 Inch Diameter x 50 Feet - Discharge Hose for Pump, Sand Filter & Sump Pump Hoses - Burst Resistant Lay Flat Drainage Hoses for Inground & Above Ground PoolsBlack Rhino 1 1 2 inch (38mm) diameter by 50 foot (15. 2m) long swimming pool backwash hose with metal hose clamp. Extra heavy duty superior strength hose with very thick 1. 2 mm (47 mils) walls. Rhino tough hose that's the weather, chemical, and burst resistant. Built with high tensile strength braided polyester fiber that's circularly woven to provide extra reinforcement from bursting. Made to fit standard connections to backwash pool filtration