?Size?- 6" length, 6" width, 2" central outlet. 20-25 L/min high flow capability, solving ponding problem for bathroom, pool effectively. Heavy duty steel cover offer a good sealing ability. Base flange connects to drain pipe, fit standard U.S. plumbing connection and certified by CUPC. ?Material?- This square drain shower made of US ASTM standard 304 stainless steel, base flange made of PVC construction. Drain surface brushed finished, protect against corrosion, scratches and rust for long-lasting durability. ?Design?- The square drain cover with grid design to enhance water flowing. Embedded design offer a invisible and seamless look on your floor. Heavy duty steel cover offer a good sealing ability. ?Installation?- Square grate shower drain outlet easy to unload, fits US NO HUB Drain Base System. Can be used in bathroom, kitchen, pool, balconies, garage, basement and toilet etc. ?Accessories?- The drain kit includes shower drain base removable hair strainer / trap and key, and you can lift off the cover easily to clean.