Subd. 1. Installation. All outdoor wood-burning furnaces shall have an approved listing by Underwriter's Laboratories (UL), shall be installed according to the manufacturer's installation instructions, and shall comply with emission standards promulgated by the United States Environmental Protection Agency (EPA) and the Minnesota Pollution Control Agency (MPCA).
Subd. 2. Minimum lot size. No outdoor wood-burning furnace shall be located on property smaller than three acres in land area.
Subd. 3. Minimum setback. Outdoor wood-burning furnaces shall be located at least 200 feet from any property line.
Subd. 4. Chimney height. The outdoor wood-burning furnace shall have a chimney that extends at least 20 feet above the surface of the ground and two feet above the ridgeline of any dwelling within 500 feet of the furnace. In no case shall the chimney be higher than 40 feet. The chimney shall be constructed and supported so as to withstand high wind speeds.
Subd. 5. Months of operation. No outdoor wood-burning furnace shall be operated during the time period May 16 through October 14.
Subd. 6. Survey requirement. To obtain a building permit for an outdoor wood-burning furnace, the owner must provide a survey, prepared by a registered land surveyor, showing the location and ridgeline heights of all buildings within 500 feet of the proposed location of the furnace.
(Ord. 429, passed 1-22-2007)