Kohler toilets have a rough-in distance of 10 inches, 12 inches or 14 inches. The floor to the bowl-top height of Kohler toilets ranges between 17 and 19 inches. Kohler in-wall tank toilets either measure 2 by 4 inches or 2 by 6 inches, with an adjustable carrier system.
Kohler’s Santa Rosa Comfort Height Compact toilet has a glazed trapway measuring 2.13 inches and an 11-by-8.13-inch water surface area. The 12-inch rough-in toilet measures 27.75 by 18.75 by 28.19 inches in length, width and height, respectively. The Kohler Highline Pressure-Lite toilet has a 2.25-inch long glazed trapway and a 12-by-10 inch water surface area. It measures 30.13 by 21.25 by 1.25 inches in length, width and height respectively. The seat mounting holes of both the Santa Rosa and Highline measure 5.50 inches.
The Veil Wall-Hung toilets from Kohler have an elongated bowl with a 3-inch trapway and a 4.5-by-5.5-inch water surface area. These seats have a rim-to-water surface distance of 8.19 inches and 5.5-inch seat-mounting holes. Toilet length is the distance between the front of the seat and the wall, while its width represents the width of the tank. The distance between the floor and top of the tank is the height of a toilet. Rough-in distance is the distance between the wall and the middle of bolts on the base of the toilet seat.