This low height toilet cistern with a installation frame has been specifically designed for hanging wall hung toilets in height restricted areas eg. under windows. This concealed cistern frame kit is designed to be bolted onto an existing wall so a false wall can easily be built to it. Each toilet frame can carry up to 400kg. With a 6 and 3 litre dual flush, this cistern has proved to be very reliable and can be supplied with a choice of 21 designer flush plate designs. "extremely reliable cisterns"