Nella produzione di radiatori ad uso civile ed industriale, scalda salviette ad uso Brass, cast iron, iron and steel are some of the base metals used in manufacturing radiators for civil and industrial use, towel warmers for civil use, heaters and heating systems in general.

The various filler metals include brass alloys with or without nickel and alloys with medium-low silver content in bars and rings. Welding is carried out using a torch, induction and oven. The choice of flux depends on the solder type; a long-acting flux is commonly used due to the high working temperatures and wide melting intervals.