WE ARE DUCT HEATER SPECIALISTS!

Bel Thermal Units, BTU, has been designing & manufacturing  Custom Electric Duct Heaters, Standard Duct Heaters, Strip Heaters, Process Heaters, Accessory Heaters, Insert Heaters, Unitary Heaters and Load Banks for more than 50 years.

  • Our heaters are  listed by UL / CSA / ARL 

  • Parts & Accessories are maintained in stock & ready for quick shipment
  • Made in America
Call or email us today to discuss your heating needs! 
Phone: 954-566-0043     Fax: 954-563-7941      Emailbtu@belthermal.com

 Standard Duct Heaters
 Custom Built Duct Heaters
 Unitary Insert Heaters
 Accessory Heaters
 Load Banks
 Parts and Accessories
 Expedite Services