LIST OF FIGURES

Figure 1. Example of Double Toilet Flushing

Figure 2. Example of Recurring Toilet Flapper Leak

Figure 3. 95 Percent Confidence Interval Around Mean Toilet Ratings

LIST OF TABLES

Table ES-1. Low-Consumption Toilet Problems by Flush Valve Type ES

Table 1. Low-Consumption Toilet Models and Their Flush Mechanisms

Table 2. Low-Consumption Toilet Problems by Flush Valve Type and by Toilet Model

Table 3. Percent of Toilets Reported to Have Chronic Toilet Function Problems