Series DL Tubular Air Duct Heaters feature stainless steel elements, stainless steel element support, painted steel support rods & flange, NEMA 1 terminal enclosure, and replaceable element design.
Series DM Tubular Air Duct Heaters feature 334 stainless steel elements, stainless steel element support, stainless steel support rods, painted flange, NEMA 1 terminal enclosure, and replaceable element design.






