A method for installing a skirted toilet having a pedestal and a bowl, the method comprising securing a trap to a soil pipe, the trap having a base and a passageway configured to be fluidly connected between the bowl of the toilet and the soil pipe, wherein the base comprises a clamping member pivotally coupled thereto; positioning the pedestal over the trap to fluidly couple the bowl to the trap such that an opening in a wall of the pedestal is substantially aligned with an opening in the clamping member; and securing the toilet to the trap by inserting an adjusting member through the opening of the pedestal and into the opening of the clamping member and rotating the adjusting member to pivot the clamping member into engagement with the adjusting member.