Greenwood is an advocate for responsible wood-burning and has been participating with the U.S. Environmental Protection Agency and numerous state air quality agencies to encourage the use of more efficient wood boilers instead of the older models. As an example, Greenwood Clean Energy's Frontier CX heating appliance meets the requirements for efficiency and emissions outlined in the Washington State Department of Ecology standards of less than 4.5 grams of particulate matter per hour using the Douglas Fir test fuel. More information...
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