saferwood.com
SaferWoodCHEMCO is the world's leading treatment company for fire retardant wood, including cedar shakes and shingles, lumber and engineered wood products. CHEMCO-treated wood shakes and shingles are legal for use in California. These products are listed by the California State Fire Marshal. Overseas, wood products treated by CHEMCO were the first to meet the fire retardant standards set by regulatory agencies in the UK and Japan.
http://www.saferwood.com/