top toto 1Several 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-compliantSeveral 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