Square Floor Drain with Backflow Preventer, 4x4 inch, 304 Stainless Steel, for Kitchen Bathroom Balcony Backyard, Gunmetal Gray with Brass Core

DIMENSIONS: 4x4 inch square drain with 2.56-inch water seal depth, compatible with 1.57-inch/1.97-inch/2.95-inch pipe diameters | MATERIAL QUALITY: Premium 304 stainless steel construction in gunmetal gray finish, providing excellent durability and corrosion resistance | DESIGN FEATURES: Linear parallel grating pattern optimizes water flow while preventing debris from entering the drain | CORE COMPONENT: Solid brass drain core ensures superior drainage performance and long-lasting functionality | INSTALLATION: Direct vertical drainage system requires no additional components, suitable for bathroom and shower applications