Korky Classic Plus Toilet Flapper

Designed to fit older 5- and 7-gallon per flush toilets, the Korky Plus™ premium 2" flapper is proven longest lasting. The larger ball is designed to stay open longer and ensure a tight seal on 5- and 7-gallon toilets, including older style brass flush valves. Backed by a 5-year warranty, The exclusive longest-lasting red rubber in the flapper resists chlorine, bacteria (for product protection), city water treatment, hard water and well water.