VANCOUVER, Wash. — Recent testing of fire-retardant treated wood (FRTW) by the Western Wood Preservers Institute (WWPI) finds that some manufacturers are offering unproven lower-cost alternatives that ...

As California enters the height of wildfire season, Cal Fire aircraft are once again painting red lines across dry hillsides with a substance known as PHOS-CHEK. The fire retardant is used to slow or ...

Whether to allow fire-retardant treated wood in new construction in high fire risk zones in unincorporated areas is generating controversy. This month, Marin County supervisors signed off on ...

The County of San Diego is working with Clayton, MO-based Perimeter Solutions, a leading global manufacturer of high-quality fire retardant and firefighting foam, to apply PHOS-CHEK® long-term fire ...