Toto uses the letters "F" or "L" in their SKU's on thier toilets that are of comfort hight. Drake models that are comfort height include:
CST744SL- 1.6 Gallon G-max FlushCST744EL- 1.28 Gallon E-max FlushCST454CEFG- Drake II with Double Cyclone Flush and SanaGloss
No, this toilet has a standard seat height. If you like this toilet, the ADA version is model number CST744SL#01 which you can find here.
here is a link to the replacement trip lever.
This toilet uses 1.6 gallons per flush.
This toilet does not include a seat. A suggested seat would be the SS114#01.
It would be a cst743s#01.
According to Toto, they do not have an exact 14" rough. You would have to purchase a skirted design like the Vespin II, which you can find here. Then you would need to purchase the 14" rough in adapter which you could find here.
Unfortunately this unit does not accept the 10" rough in adapter. If you are looking for a 10" rough in toilet, you may want to take a look at CST744SF.10#01 or if you to use a roughin adapter you can look at the CST474CEFG#01
If you are just replacing a toilet, you don't need one of those. If you are doing new construction, get teh angled if it's coming out of the wall.
All units are brand new from the manufacturer. These units are not seconds and again are brand new from TOTO. This will be the price for the tank and bowl. The prefix of CST will designates it will include the tank and bowl. However, most 2 piece toilets do not come with a seat. That will have to be purchased separately.
Universal height is the same thing as ADA height, chair height and comfort height. This means the toilet bowl from the base to the rim is 16.5 inches. Normally once you install a seat you will be sitting 17.25 inches high.