Circular Duct Heaters

Circular Duct Heaters
Cog Icon svg image 48 height by 48 width
Durable Design

Long service life in hostile environments.

Time Icon svg image 48 height by 48 width
Quick Install

Designed for faster installation to reduce your labor time.

Circular Duct Heaters

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 Product Table

BTC & BTS Circular Duct Heaters

Model BTC and BTS heaters are designed for mounting in standard and custom circular air ducts.

DAB Product Table

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 Product table

KSEF Preformed Circular Finstrip® Air Duct Heater

Rugged KSEF, Koilfin®, Rust-Resisting Iron or MONEL® Elements are UL Recognized and CSA Certified


Request a Quote

From high temperature gas heating to superheated steam and super-critical water processing, Chromalox is the leading partner for all process heating solutions.