A dual-flush toilet gives users the option of a standard 1.28-gallon flush for solids, or a minimal 0.8-gallon flush for liquids. Total water usage is noticeably reduced, and modern flush ...

Single-lever flush systems are easier to operate since every flush is rated at 1.28 gpf. However, dual-lever flushing offers two choices, a "half flush" for liquids and a full 1.6 gallons for solids.

An American Standard dual flush, ultra-HET (UHET) like the H2Option uses a high flush of 1.28 gpf for solids and a low flush of 0.92 gpf for liquids for an additional 28% water savings.

However, it's important to check whether your duel flush system isn't leaking water into the bowl - if so it could end up costing you more each year. Tips for older toilets Placing a brick in the ...

When it comes to flush systems, the three major options are tornado, rimless, and box rim. Each of these systems has its strengths, quirks, and unique features.

While the dual-flush system seems like a modern invention, the concept has been around for decades. According to the TOI report, it was first proposed by Victor Papanek, a designer who believed in ...

An average dual-flush toilet starts at about $150, compared with about $60 for a typical toilet, said Pete Smith, water conservation coordinator for Tempe.