The Premier™ Power-Vent DV and the Force™ 90-plus water heater units are now available. The residential Premier Power-Vent DV (direct vent) gas unit includes a top-fired, low-nitrous oxide (NOx) burner and blower, which allows for more efficient combustion. It is available both in natural gas and propane configurations. The unit delivers a thermal efficiency of 96 percent with a 100,000-Btu input. It can be vertical or side-wall vented. The upgraded Force units offer 96 percent thermal efficiency for commercial applications. It is equipped with a helical coil heat exchanger and 50 gallons of storage capacity, providing greater heat transfer than a standard straight flue tube design, claims the company.

State Water Heaters, 500 Tennessee Waltz Pkwy., Ashland, TN 37015; 800-365-8170;

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