PTES offers Tubular Duct Heaters for various applications e.g. painting booths, where hot air blown through pipe passes over heaters. Such heated air is used for drying purpose in painting booths.

This is also suitable for drying various components, Food products in the conveyor system. This is also preferred by foundries for pre-heating of coal in cupola in lieu of natural cold air to obtain better quality of molten metal.

This heater consists of tubular heaters fitted to a flange and housed in metallic enclosure which is insulated from all sides to avoid heat loss. Heaters can be manufactured from 18 KW onwards to any desired rating.