KOHLER Devonshire 1.6 GPF Toilet Tank Only in Black

With beautifully detailed design lines and powerful flushing performance, the Devonshire toilet tank combines the elegance of old-world design with the amenities of modern engineering. The Ingenium flushing system delivers complete 3.5-gallon performance in a clean, quiet 1.6-gallon package while sustained swirling water rinses the bowl clean. Combines with the Devonshire elongated bowl K-4269 (sold separately) to create the Devonshire elongated toilet K-3457.