INTEX 1.25" to 1.5" Type B Hose Adapters for Pumps & Saltwater System | Set of 2 Pack of 2 Coverts INTEX pools with 1.25" fittings to 1.5" fittings Needed when upgrading a 1000 GPH INTEX pump or smaller, to a 1500 GPH INTEX pump or larger Generally two adapters are needed to connect a larger pump Part #: 10722/25009