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Woodburning Ordinance for Fireplaces, Wood Stoves, or Fireplace Inserts
Fireplace/Wood Stove Amendment to the 2006 International Residential Code
Add the following amended Section R1002.7 and R1003.1.1to the 2006 International Code:
R1002.7 Definitions.
Nonrestricted Area: That part of unincorporated Larimer County located west of Range 71 or North of the north half of Township 10, and east of Range 72 as shown on the Larimer County Fireplace Area Map.
Restricted Area: That part of unincorporated Larimer County located outside the Nonrestricted Area as shown on the Larimer County Fireplace Area Map.
Wood stove: An appliance designed for or capable of burning wood and capable of and intended for domestic space heating or domestic water heating.
Fireplace insert: A wood burning device designed to be installed in an existing fireplace.
Fireplace is a hearth and fire chamber or similar prepared place in which a fire may be made and which is built in conjunction with a chimney.
Factory-built Fireplace is a listed assembly of a fire chamber, its chimney and related factory-made parts designed for unit assembly without requiring field construction. Factory-built fireplaces are not dependent on motor-filled joints for continued safe use.
R1003.1.1 Installation.
- All fireplaces installed on or after January 1, 2002 in the Restricted Area shall be one of the following:
- A gas fireplace or fireplace with a gas log installed and functioning at time of final inspection;
- An electric device; or
- A fireplace that meets the Phase III emissions standards for wood stoves established by the Colorado Air Quality Control Commission or any other clean burning device that is approved by the commission.
- All fireplaces installed prior to January 1, 2002 in the Restricted Area shall be allowed to remain in use until such time as the owner voluntarily replaces it. Upon replacement, such fireplace shall be one of the types specified in Subsection (A) (i), (ii), or (iii) above.
- Within the Nonrestricted Area, fireplaces, including but not limited to masonry and factory built fireplaces (such as metal and zero clearance fireplaces), shall be allowed and shall not be required to meet the standards in Paragraph (A) above.
Add Section M1414.1.1 through M1414.1.3
M1414.1.1 All wood stoves and fireplace inserts installed on or after January 1, 2002, in unincorporated Larimer County shall meet the Phase III emissions standards for wood stoves established by the Colorado Air Quality Control Commission.
M1414.1.2 All wood stoves and fireplace inserts installed prior to January 1, 2002, in unincorporated Larimer County shall be allowed to remain in use until such time as the owner voluntarily replaces it. Upon replacement, such wood stove or fireplace insert shall meet the Phase III emission standards for wood stoves established by the Colorado Air Quality Control Commission.
M1414.1.3 Definitions:
Wood stove: An appliance designed for or capable of burning wood and capable of and intended for domestic space heating or domestic water heating.
Fireplace insert: A wood burning device designed to be installed in an existing fireplace.
Effective as of the adoption date of the above-mentioned ordinance, Larimer County as an incentive to homeowners anywhere in the county to convert to cleaner Phase III wood stoves, Phase III fireplace inserts, and gas or electrical fireplaces will waive the building permit fee associated with the conversion of or to such units.
Other Information
Colorado Department of Health Memo [pdf, 58kb]
State of Colorado Approved Residential Burning Devices