Toto Aquia IV Washlet+ Two Piece Elongated Dual Flush 1.28 and 0.9 GPF Toilet with CefiontectThe TOTO T40 Aquia IV WASHLET+ Two Piece Elongated Dual Flush 1. 28 and 0. 9 GPF Toilet is the epitome of modern form and function. The Skirted Design conceals the trapway, which enhances the elegant look of the toilet and adds an additional level of sophistication. Skirted Design toilets also minimize the need to reach behind the bowl to clean the nooks and crannies of the exterior trapway. The Aquia IV features TOTOs DYNAMAX TORNADO FLUSH, utilizing