The Santa Rosa Comfort Height 1-pc compact elongated 1.6 gpf toilet offers the exceptional functionality you expect from Kohler in a smaller footprint, so you can transform even the smallest of bathrooms into a well-designed, comfortable space. One-piece toilets integrate the tank and bowl into a seamless, easy-to-clean design. Compact elongated bowl offers added comfort while occupying the same space as a round-front bowl. Comfort Height¬Æ feature offers chair-height seating that makes sitting down and standing up easier for most adults. 1.6 gallons per flush (gpf). 2-1/8-inch glazed trapway. Standard left-hand trip lever included. Includes Brevia‚Ñ¢ Quiet-Close‚Ñ¢ seat. Standard 12-inch rough-in.