Cinderella® Chimney Flue CapNew, improved Flue Terminal Cap for Cinderella Incineration Toilets! A Flue Terminal Cap is important for optimal incineration and helps to keep the ventilation pipe free of twigs, leaves and other debris. Our new cap has a streamlined design, provides less resistance and thus contributes to 20% better air flow in the pipe. The cap consists of two parts where the lower part is fastened with screws or glue to the flue pipe, as needed. The upper part