Renovations In ✅ The drain always has a protective grill which can be taken off. Underneath the grill, embedded within the concrete, is a circular drain device that contains a P-trap plus a cleanout. Do basement flooring drains Visit the sewer? Certainly. Basement floor drains drain right into a sewer https://directorylandia.com/listings280835/unfinished-basement-about-basement-underpinning