- Assessment of Outdoor Wood-Fired Boilers (NESCAUM)
- EPA Burnwise
- EPA Backyard Burning web site
- Fire Permits
- Hearth, Patio and Barbeque Association
- Maine’s Outdoor Wood Boiler web site
- Northeast Waste Management Officials Association (NEWMOA)
- Outdoor Hydronic Heaters (NESCAUM)
- Outdoor Wood Boiler Fact Sheet (NESCAUM)
- Vermont’s Outdoor Wood-Fired Boilers
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