The eF Seriesâ„¢ water heater line has added a 100-gallon unit and three 60-gallon units. The 100-gallon sizes in the series now include 150,000, 199,000, 250,000- and 300,000-Btu capacities. The series is available in 60-gallon capacities of 125,000-, 150,000-, and 199,000 Btu. All models in the series have thermal efficiency ratings of 99.1 percent. According to the manufacturer, they can be vented unbalanced the equivalent of up to 120 feet using 3-inch ABS, PVC, or CPVC piping, or 170 feet using 4-inch ABS, PVC, or CPVC piping.

Bradford White, 725 Talamore Dr., Ambler, PA 19002; 215-641-9400; 215-641-1612;

eProduct #185