Designed for power, Denali® was engineered to surpass standards in flush performance and drain line carry. This Complete Toilet Kit (CTK) makes your toilet installation easy, including everything you need to save you time and money. Denali utilizes a dual side jet flushing system to deliver Mansfield's most powerful flush in both volume and velocity. With modern lines and delicate curves, you don't have to compromise between performance and style — have it all.