This 12” square Sani-Ceptor® floor drain is designed for installation in all food handling and processing facilities, schools, hospitals, and markets. It has a special acid resistant coating applied to its interior which, with its corrosion resistant nickel bronze rim and grate, helps maintain the highest sanitation standards. The 3140-3161 drains are also designed to catch indirect waste and are available in 6” (150), 8” (205) and 10” (255) Depths with aluminum dome bottom strainer or ABS sediment bucket for easy maintenance.