18 Gauge Copper Hammered Texture Back fed / Wall Mounted 1 1/2 NTP Metal Pipe Input Designed with Grounding Lug Internal baffles promotes sheeting of water over spill edge Copper is a great material option to use in pools, ponds, and fountains due to its natural resistance to corrosion and rust, durability, and low maintenance needs that lend to a beautiful patina overtime. Handmade, each piece is a unique artesian creation. Beautiful to look at and soothing to listen to these pieces add style and tranquility to your outdoor space. These scuppers can be used in fresh, salt or chlorinated water with 250 GPH to 1000 GPH Flow Rate. The hammered finish can vary in color and pattern due to variations in materials and applicator. We cannot guarantee that multiple items of this finish will match.