Outdoor furnaces shall be constructed, established, installed, operated and maintained pursuant to the following conditions:
(A) Permitted Fuels: Fuel burned in any new or existing outdoor furnace shall be only natural untreated wood, wood pellets, corn products, biomass pellets or other listed fuels specifically permitted by the manufacturer's instructions such as fuel oil, natural gas or propane backup.
(B) Prohibited Fuels: The following fuels are strictly prohibited in new or existing outdoor furnaces:
1. Wood that has been painted, varnished or coated with similar material and/or has been pressure treated with preservatives and contains resins or glues as in plywood or other composite wood products.
2. Rubbish or garbage including, but not limited to, food wastes, food packaging, food wraps.
3. Any plastic materials including, but not limited to, nylon, PVC, ABS, polystyrene or urethane foam, and synthetic fabrics, plastic films and plastic containers.
4. Rubber including tires or other synthetic rubberlike products.
5. Newspaper, cardboard, or any paper with ink or dye products.
6. Any other items not specifically allowed by the manufacturer or this provision.
(C) Setback Requirements: Setbacks for any new outdoor furnace for models not EPA OWHH phase 1 program qualified:
1. The outdoor furnace shall be located at least twenty five feet (25') from the property line.
2. The outdoor furnace shall be located on the property in compliance with manufacturer's recommendations and/or testing and listing requirements for clearance to combustible materials.
3. The outdoor furnace shall be located at least one hundred feet (100') from any dwelling that is not served by the outdoor furnace.
(D) Chimney Heights For New And Existing Outdoor Furnaces:
1. The chimney of any new outdoor furnace shall extend at least two feet (2') above the peak of any dwelling not served by the outdoor furnace located within three hundred feet (300') of such outdoor furnace.
2. If there is an existing outdoor furnace already installed and a new dwelling not served by the outdoor furnace is installed within three hundred feet (300') of such outdoor furnace then the owner of such outdoor furnace shall conform to the stack height requirements of this regulation within thirty (30) days of the date such construction is complete and upon written notice from the building permit director.
(E) Setbacks For EPA OWHH Phase 1 Program Qualified Models:
1. The outdoor furnace shall be located at least twenty five feet (25') from the property line.
2. The outdoor furnace shall be located on the property in compliance with manufacturer's recommendations and/or testing and listing requirements for clearance to combustible materials.
(F) Chimney Heights For EPA OWHH Phase 1 Program Qualified Models:
1. The EPA OWHH phase 1 program qualified model chimney shall extend at least two feet (2') above the peak of the dwelling for which it serves if neighboring dwellings not served by the furnace are located within three hundred feet (300') or the chimney shall extend at least two feet (2') above the peak of any dwelling not served by the furnace within one hundred feet (100'), whichever is greater.
(G) Palletized Biomass Requirements: Outdoor furnaces that use corn, wood pellets or other palletized biomass shall meet the same setback and stack height requirements as EPA OWHH phase 1 program qualified models. (Ord. 649, 6-8-2010; amd. Ord. 803, 5-13-2025)