The Mainstream Chair Height Round Front Toilet delivers the worry-free reliability that has defined the American Standard brand for more than 140 years. Mainstream is a low-consumption toilet that uses 20% less water than a regular toilet and is WaterSense® certified for high efficiency. Chair-height, at 17” including seat, it ensures accessibility and optimal comfort. The Mainstream toilet is easy to install and features a round front, ideal in smaller bathrooms. Backed by an industry-leading warranty that includes lifetime on chinaware plus 5 years on mechanical parts, and 1 year on the seat, you can be confident Mainstream will withstand the rigors of the busiest bathroom.