Architectural-Grade 304 Stainless Steel Construction for quality and years of dependable use! Perfect for wet walls, formal falls, privacy walls, patio fountains, and indoor waterfall applications Includes remote control for power control and brightness (color selection and changing speed if equipped) and fully removeable light bar Water inlet is One (1) 1.5" Female Thread Located on spillway center back. We recommend 1000 GPH per foot of spillway length for proper flow Backed by a 1-Year Manufacturer's Warranty! Steel Elegance Lighted Stainless Steel Spillways add the brilliance of gemstone color to your backyard oasis with the rugged durability of architectural grade 304 stainless steel. Stainless steel spillways are perfect for all your vertical wall applications. Add the style and beauty of shimmering brilliance to your water feature with Steel Elegance Lighted Stainless Steel Spillways, available in 12", 24", 36", 48", and 60" widths. Special note: Steel Elegance Lighted Stainless Steel Spillways are typically used in wet walls and formal falls applications where debris is at a minimum. They are generally not used in fish ponds where water-borne debris such as fish waste and algae may clog the spillway. Additional filtration may be required when Steel Elegance lighted spillways are used in Koi ponds, water gardens or pondless waterfalls. The additional required filtration can be easily achieved by using a pre-filter such as an external pressure filter. Please feel free to call or email us with questions regarding your application; we're happy to help!