Bosch Home Comfort USA on X: "A fully-modulating fan helps maximize efficiency of the #Bosch Greenstar #boiler by ensuring that the unit operates with optimal combustion. Install by #contractor Ethan Comeford in
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Bosch Home Comfort - A detailed Greenstar boiler install by Pete Yeager. The Bosch Greenstar boiler is small, ultra quiet, environmentally friendly, and uses fuel-efficient condensing technology to deliver an AFUE rating
HVAC-Talk: Heating, Air & Refrigeration Discussion