Precision Boilers - FTH Flexible Watertube Hot Water ...
Precision FTH Series are “Flex-Tube” forced draft hot water boilers noted for their small footprint and high fuel-to-output efficiency, exceeding 82-85% for gas and 86% for oil. Precision FTH Series Boilers utilize 1-1/2″ OD tubes in a serpentine tube …
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