This square shower drain kit is designed for use with Schluter Kerdi-Drain integrated shower systems, providing a secure connection to ABS pipes with a 2-inch outlet. Constructed with durable materials, the 304 stainless steel drain grate meets ASTM standards for long-lasting use, while the adjustment collar and vertical 2-inch flange are made of sturdy ABS to resist,, and rust. The thoughtful design includes a classic square shape with a 5° slope from all four sides to the center, which supports smooth water flow and features a built-in hair catch function to help keep your bathroom clean. This complete kit includes a standard 4-inch drain body, height adjustment collar, valve seal cover, and ABS gray water-impermeable membrane for waterproofing, and comes with a two-year warranty.