Description
The Ultimizer series is the product of more than 50 years of research and development that has earned Portage & Main Outdoor Boilers the reputation as an industry leader. With four sizes available, heating from under 2,000 sq ft to 12,000 sq ft, producing up to 500,000 BTUs. The Ultimizer can be connected to virtually any existing forced air or hydronic radiant heating system. Heat your home, domestic hot water, other buildings, hot tub, swimming pool, and more.
