Set it and forget it with the reliable Viper® 1.6 gpf Toilet. The tall, narrow designed Viper® tank optimizes flush speed, and quickly refills using a trusted, industry best, fluid master 400A fill Valve. Powerful front rim jets maintain a clean and sanitary bowl with every flush. An exclusive multi-point mounting system and non-corrosive brass tank-to-bowl bolts ensure long lasting stability and ease of installation, making Viper® the professionals choice. Gerber® Toilet Tank, Viper®, 1.6 gpf, Right Hand Lever Flush, 3 in Flush Valve, 12 in Rough-In, 16-3/8 in Height, 7-5/8 in Width, Vitreous China, Biscuit, Import