Pellet Fuels Institute is a U.S. trade organization that represents manufacturers, retailers and distributors of wood pellet fuel supplies and appliances.

Headquartered in Arlington, Virginia, PFI maintains National Residential Pellet Fuel Standards, compiles and publishes data on sales and manufacturing output relating to the U.S. pellet fuel industry, hosts industry conferences, and provides outreach to consumers on the use of pellet fuel as an alternative energy

Alternative energy

Alternative energy is an umbrella term that refers to any source of usable energy intended to replace fuel sources without the undesired consequences of the replaced fuels....

thermal source.