Marketing InformationOatey® Level-Fit closet flanges are designed to provide a strong, crack-resistant connection for a water closet outlet to a plumbing system that is flush with the floor. These flanges are made of durable PVC or ABS plastic and include a metal or stainless steel ring for added strength. Patented bolt slots on the ring eliminate bolt fall through. Oatey® products have earned the trust of plumbing professionals for over 100 years.