How do I know if my toilet seat is round or elongated?
Photo Credit: Courtesy of 3DStockPhoto (toilet seat image)
it's a noticeable difference. If you're still wondering, you can measure from the two mounting bolts at the seat hinge to the very front of the toilet bowl. That measurement will be about 16 1/2 inches if the bowl is round, and 18 1/2 inches if your bowl is elongated.