Innovative features and performance have made Highline toilets an industry benchmark since 1966. Continuing the tradition is this Highline toilet bowl, which provides a standard chair height and an elongated shape for maximum comfort. This bowl coordinates with several Highline tanks to create a complete two-piece toilet. Elongated bowl offers added room and comfort. Comfort Height¬Æ feature offers chair-height seating that makes sitting down and standing up easier for most adults. Includes bedpan lugs. Combines with a K-4468, K-4467, or K-4841 tank to create a complete K-3979, K-3999, or K-3949 Highline toilet. Standard 12-inch rough-in.