Heating with Biomass made easy. Portage & Main Chip Burning Hydronic Boilers give a longer burn time between fills and use less fuel than conventional wood boilers. The automated features eliminate daily service and provide heat for residential homes, garages, shops, businesses, farms, green houses, municipal buildings, apartments, resorts, retirement homes, kilns, domestic hot water, swimming pools, hot tubs and more.
The B500 makes burning biomass attractive and affordable for both residential and commercial properties.


No fire hazard in your building;
Virtually no smoke;
The water temperature is electronically controlled with an aquastat.

An EASY to use, Highly Efficient wood chip/pellet burner for residential market. 

The LCB-120 burner is a fully enclosed unit comprising of three parts:

Portage & Main Boiler – The burning unit has a high efficiency, 3-pass fire tube heat exchanger. Rock the turbulators with a handle to make quick work of cleaning the heat exchanger. The LCB-120 utlilizes and automated step floor that moves, ensureing that the burner grates are kept clean. Controls turn the feed system and combustion air on and off according to the water temperature. 

Automatic Stoker – Time tested and reliable. Heavy duty 4″ diameter auger feed system.  Industrial quality Bonfiglioli gear box drive. Heavy duty Leeson drive motor ( 3-phase, inverted for residential use) 

Chip Storage Bin– Fill the 3.5 cubic yard storage bin using a utility tractor or loader. Enjoy constant, controllable heat for five to seven days* between fills.


Maximum Output BTU/ HR   120,000

Size Total W x D x H (inches)  = 39 x 44 x 77

Weight (lbs) = 2000

Bin Dimensions W x D x H (inches) = 80 x 60 x 92

Chimney Size = 5 inch

Electrical Requirement = 120 volt