Chromalox manufactures several different types of duct heaters for a multitude of applications.  We offer self-contained designs that carry 3rd party listings and component type designs typically used for OEM drying and heating processes.  If you can't find the exact design you're looking for, our application engineering group can work with you to develop a custom configuration.

	BTC & BTS Circular Duct Heaters Model BTC and BTS heaters are designed for mounting in standard and custom circular air ducts.
	DAB Round Low Temperature Air Duct Heater Rugged KSEF Koilfin® Elements UL Recognized and CSA Certified, are enclosed in a spun steel round frame. Easy Installation in Round Ducts — Flange permits easy ganging of units to augment heating capacity.
	KSEF Preformed Circular Finstrip® Air Duct Heater Rugged KSEF, Koilfin®, Rust-Resisting Iron or MONEL® Elements are UL Recognized and CSA Certified

Process Air Heater Design Guide
Air Duct Heaters Specification Data Sheet

BTC & BTS Circular Duct Heaters Circular Air Duct Heaters

BTC & BTS Catalog Page

DAB Round Low Temperature Air Duct Heater

DAB Catalog Page

KSEF Preformed Circular Finstrip® Air Duct Heater

KSEF Catalog Page

CSA Certification (207901)
UL Certification (KSOT2.E33667)