The Eco-Nova manual gives these limits:
- A. Bolt holes to the front of the bowl: 18 to 19.75 in. This is an elongated seat (20.43 in long). A round bowl (about 16.5 in) is too short.
- B. Bolt spacing: 4.5 to 7 in.
- C. Bolt holes to tank: the manual gives no number. If your tank sits close to the bolt holes, send us a photo.
- Seat size: 20.43 in long, 17.72 in wide, 5.24 in high.
- Power: a grounded outlet, AC 120 V. The power cord is 47.2 in (1.2 m).
- Water pressure: 11.6 to 101.5 psi.
Source: Eco-NOVA user manual. Not sure? Send your toilet’s make and model with these numbers to [email protected], and we can help you check the fit before you order.