Pool Adapter Hose Connector 32/38mm For Thread 2 Inch Set 2 Pieces Product Description Optimize the performance of your filtration system with a professional set of pool adapters, which are a key connecting element for every garden pool owner. This universal set of two Type A fittings is designed to enable seamless communication between devices of different diameter standards. If you have a high-performance pump with threaded connections, and your pool uses standard 32mm or 38mm diameter hoses, these adapters are the perfect solution to your problem. These allow for quick system upgrades, for example when replacing a cartridge pump with a more efficient sand filter system or installing piston valves.