KOHLER K-4799-0 Tresham Comfort Height Elongated Bowl, White 12" (30.5 cm) rough-in With a seat height comparable to that of a standard chair, Comfort Height toilets make sitting down and standing up easier for people of all ages Class Five - provides tremendous bulk-waste flushing performance and best-in-class bowl cleanliness Please see the K-3950 for full details. Combines with the K-4899 Tresham 1.28 gpf tank Elongated bowl