This water heater flex connector kit is built with SUS304 stainless steel and a corrugated hose design for flexible, leak-resistant performance. It is designed for water heater and water softener installations using 1" FIP x 1" FIP connections. The connector is rated for demanding plumbing conditions with high pressure and high temperature capability. Its lead-free construction supports secure residential and commercial use. Suitable applications include bathrooms, kitchens, laundry rooms, and boiler rooms.