Portage & Main


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At the home of Don Hoffman in Saskatchewan. Installation of the new Ultimizer BL28-40 outdoor wood boiler from Portage and Main. This high-efficiency wood boiler uses refractory cement and fire brick to offer high burn temperatures and reduced fuel consumption. A must see.

Tried the rest now want the best? Look no further

The Ultimizer BL series outdoor wood boilers from Portage and Main. Refractory brick lined for high efficiency, clean burns and extended longevity. 

Ultimizer Construction Facts 

The Portage and Main BL28-40 Outdoor Wood Furnace/Boiler for hydronic heating. Heats up to 4,000 square feet. Double welded construction and refractory brick lining make for years of trouble-free operation and low emissions.


Brian Martin discusses the new Ultimizer 

The new Ultimizer BL series conventional wood boiler from Portage and Main. This revolutionary outdoor water furnace bridges the gap between conventional wood boilers and the EPA certified gasification units. High efficiency without the high pricetag.

About Refractory Brick 

Portage & Main Outdoor Water Furnaces/Boilers employ heavy duty refractory brick to increase temperatures, reduce emissions, reduce interior moisture and protect the firebox. This feature has been present in the P&M wood gasifier units for several years and has now been adapted for the conventional wood boiler lineup. Learn more about what sets Portage & Main apart from the competition. 

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About Portage & Main

Our head office is located in Prince Albert, Saskatchewan, Canada. Our dealer network spans North America and we would be glad to put you in touch with one of our knowledgeable agents. Our staff oversees the development of new products, monitors production, designs heating systems, and offers tech support for installers. All our wood furnaces are designed for installation outdoors and deliver wood heat indoors.







(306) 922-1722


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