Open Coil Electric Duct Heaters
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Warren Custom Built (CBK) Electric Duct Heaters
Warren custom built open coil electric duct heaters are manufactured to your order specifications. The standard lead time (time from order placement until shipment) for these heaters is 6 weeks. Expedited production cycles are available for an additional charge, so please contact us if quick shipment is required. -
Warren Stock Line (SL) Electric Duct Heaters
Stock-Line open coil slip-in type duct heaters ship 4 business days after order placement. They may be used as the primary source of heat or as supplementary or stand-by heat. Stock-Line units are UL listed and meet the requirements of the National Electric Code (NEC). The units have multi-voltage ratings, high grade nickel ...
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Markel PD Series Packaged Electric Duct Heaters
Markel PD Series Open Coil Packaged Electric Duct Heaters ship 2-3 weeks after order placement.
Markel PD Series Open Coil Packaged Electric Duct Heaters Standard Features:
• Galvanized steel element rack. Always 1” shorter than duct width and ½” shorter than duct width to allow ... -
Markel HF Series Custom Built Electric Duct Heaters
Markel HF Series Open Coil Duct Heaters ship 4-5 weeks after order placement.


