To comply, toilet manufacturers essentially put a smaller tank on the same bowl with mixed results. ULF toilets have been completely redesigned to go below 3.5 gpf and work efficiently. A household of 4 people with a standard 5 gpf toilet would save approximately 60 gallons per day or about 22,000 gallons per year. As with other toilets, ULFs come in a broad range of prices. ULF toilets can be purchased in the same spectrum of decorator colors as conventional toilets.
Various styles are available in plain rim, elongated rim and high handicapped models.
ULF toilets install just like conventional toilets making them ideal for remodeling and new construction. No special hookups or tools are needed. A. Double-flushing is seldom needed. When it is, two flushes use less water than a conventional toilet uses in one flush. Regarding the flow of wastes through sewer pipes, ULFs must meet the same stringent drain line carry requirements as conventional toilets.