top toto 1Although you can flush down all waste with a single flush, the TOTO Drake II has a relatively low water surface level in the bowl at about 7-18″ by 9-18″. This can leave someSeveral models make up the Toto Drake range, including 1.6 GPF and 1.28 GPF models. Most models are a standard 14.5-inch heht, but you can also find ADA-compliant