December 2006: Gradient Corporation Reviews Journal Article as Significantly Flawed: “An Assessment of Risk from Particulate Released from Outdoor Wood Boilers.” — .pdf | 65k
October 2006: Testimony of Peter Guldberg, C.C.M. on Outdoor Wood Furnaces to the Indiana Environmental Quality Service Council — .pdf | 33k
September 2006: Tech Environmental, Inc. Air Quality Dispersion Modeling of Outdoor Wood Boilers — .pdf | 388k
April 2006: Central Boiler Response to the Northeast States for Coordinated Air Use Management (NESCAUM) Assessment of Outdoor Wood-Fired Boilers — .pdf | 697k
July 2004: OMNI - Test Laboratories, Inc. Comments on EPA Emissions Testing of Outdoor Wood Furnaces — .pdf | 612k
December 2000: Long-Term Performance of EPA-Certified Phase 2 Wood Stoves, Klamath Falls and Portland, Oregon: 1998/1999 Study Project Summary — .pdf | 547k
February 1998: EPA Emissions from Outdoor Wood-Burning Residential Hot Water Furnaces Study Project Summary — .pdf | 20k
