Drying equipment line. To provide drying in a stream of hot air created by a solid (gas) heat generator. The flame is extinguished by a spark plug, which selects unburied pieces of fuel, ashes. The hot air flow is mixed with the atmospheric flow in the mixer and fed into the drying unit. Drying of the product occurs in a stream of hot air. In this case, the product is sprayed and crushed in a drying unit.