Engineered with machined interfaces and reinforced threading to leaks under high water pressure while maintaining portability DN50 adapter seamlessly connects 32mm / 38mm hoses to sand pumps with tool installation and resistant aluminum alloy construction for swimming pool filtration setups, water park equipment maintenance, and marine facility installations requiring hose to Designed for pool maintenance, facility operators, and homeowners managing water circulation systems This compatibility connector solves brand attachment challenges, offering saltwater resistant and ergonomic grip for repeated seasonal use, Manufacturer: JunsenF