Northwest HPBA: http://www.nwhpba.org/

Hearth patio & Barbecue Association http://www.hpba.org/

Hearth Net www.hearth.com

Information about Heating with Wood: www.woodheat.org

National Chimney Sweep Guild: http://www.ncsg.org/

Chimney Safety Institute of America: http://www.csia.org/