A ceramic toilet pan 12 has a raised rear portion 18 to which a hinge tube 28 may be accurately located and fixed in position for example by adhesive using a jig 22 despite variations in pan body size due to ceramic firing, a water pump 82 and air pumpl02 being provided for flushing the toilet pan 10 when a seat 58 and lid 56 are in a closed position, the seat and lid being rotationally mounted to the pan 12 by a horizontal hinge pin 180 located in the hinge tube 28, a latch member 194 being provided for latching the lid 56 and seat 58 closed, a cistern having an overflow weir 320.