Kohler K-4468-96 - 1.28 GPF Toilet Tank with Insuliner Tank Liner
Toilet Tank for Wellworth 1.6 GPF Toilet12 rough-inClass Five (R) - provides tremendous bulk waste flushing performance and best-in-class bowl cleanliness3-bolt Installation - Three pre-installed tank bolts save installation timeCanister flush valve provides smooth flushing actuation with consistent water usage, flush after flush1.6 gpf