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U.S. Boiler Co.’s Alta line of condensing boilers and combi-boilers features next-generation gas-adaptive technology that provides the shortest installation time and lowest operating costs.
With the Bosch Singular combi-boiler, one system satisfies two household needs: heating and hot water. Featuring 95% AFUE efficiency, the Singular provides efficient, dependable home heating and up to 7.7 gpm of domestic hot water production.