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Massachusetts-Certified Outdoor Hydronic Heaters

The following outdoor hydronic heaters (wood-fired boilers) are U.S. Environmental Protection Agency (EPA) Phase 2 "white tag" qualified and their manufacturer(s) have submitted compliance certifications to the Massachusetts Department of Environmental Protection (MassDEP) as required by state regulation. 

Only those units that appear on this list may legally be sold and installed for use in Massachusetts.

Manufacturer Contact Information Model 
Central Boiler Inc. 20502 160th St
Greenbush, MN 56726

800-248-4681		 E-Classic 1400
Central Boiler Inc. 20502 160th St
Greenbush, MN 56726

800-248-4681		 E-Classic 2300
Central Boiler Inc. 20502 160th St
Greenbush, MN 56726

800-248-4681		 E-Classic 2400
Central Boiler Inc. 20502 160th St
Greenbush, MN 56726

800-248-4681		 E-Classic 3200
Central Boiler Inc. 20502 160th St
Greenbush, MN 56726

800-248-4681

Maxim M250

Note: Currently certified
for burning wood pellets only.

Dectra Corp. 3425 33rd Ave NE
Minneapolis, MN 55418

612-781-4236		 GARN WHS 1500

Note: Indoor unit certified
for outdoor use.
Heatmor Inc. 105 Industrial Park Ct NE
Warroad, MN 56763

800-834-7552		 200 SSP
Heatmor Inc. 105 Industrial Park Ct NE
Warroad, MN 56763

800-834-7552		 2000 SSR II
Piney Manufacturing Ltd. Box 130
Piney, MB
R0A 1K0
Canada

306-922-1722		 Portage & Main Optimizer 250
Pro-Fab Industries Inc. Box 12
Arborg, MB
R0C 0A0
Canada

888-933-4440		 Empyre Pro Series 200
Pro-Fab Industries Inc. Box 12
Arborg, MB
R0C 0A0
Canada

888-933-4440		 Empyre Pro Series 400
Wood Doctor /
Silverwinds Metals		 35 Commercial St
Suite 101
Truro, NS
B2N 3H9
Canada

902-895-6663		 Wood Doctor HE8000 (3GS9)

Last Updated: December 2011

 

 

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