Heatrex custom manufactures TUBULAR & FINNED TUBULAR
HEATING ELEMENTS, IMMERSION
HEATERS, DUCT HEATERS,
UNIT HEATERS & CIRCULATION
HEATERS
Products Tubular & Finned Tubular
Heating Elements
Electric Immersion
Heaters
Enclosure Heaters/
Switchgear Heaters
Process Duct Heaters Circulation Heaters Refrigeration Defrost
Heaters
Bolt Heaters/Flexible
Heaters
HVAC Electric Duct
Heaters
Unit and Comfort Heaters Explosion-Proof Heaters Quartzone Infrared
Heaters
Impedance Heating
Systems
Heatrex
P.O. Box 515,
Meadville, PA 16335
Phone: (814) 724-1800
Fax: (814) 333-6580
E-mail: sales@heatrex.com
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HVAC Electric Duct Heaters


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Standard Duct Heaters-Open Coil

Standard HVAC Duct Heaters-Open Coil


A job specification can be prepared by using the following information. Simply darken the applicable circles. Material which is part of the basic specification has already been darkened. Additional copies of this specification guide are available from your local Heatrex representative.
  • Duct heaters shall be Heatrex:
    • Type HUA Custom Slip-in Heater
    • Type HUP Custom Flanged Heater
  • Approvals - Heaters and panelboards (if required) shall meet the requirements of the National Electrical Code and shall be listed by Underwriters Laboratories for zero clearance to combustible surfaces and for use with heat pumps and air conditioning equipment.
  • Heating elements shall be open coil, 80% nickel, 20% chromium, Grade A ...
Standard Duct Heaters-Finned Tubular

Standard HVAC Duct Heaters-Finned Tubular


A job specification can be prepared by using the following information. Simply darken the applicable circles. Material which is part of the basic specification has already been darkened. Additional copies of this specification guide are available from your local Heatrex representative.
  • Duct heaters shall be Heatrex:
    • Type TFHU Standard Slip-in heaters.
  • Approvals - Heaters and panelboards (if required) shall meet the requirements of the National Electrical Code and shall be listed by Underwriters Laboratories for zero clearance to combustible surfaces and for use with heat pumps and air conditioning equipment.
  • Heating elements shall consist of a coil, 80% nickel, 20% chromium, Grade A resistance wire, precisely ...
Standard Duct Heaters-Open Coil

Custom HVAC Duct Heaters


A job specification can be prepared by using the following information. Simply darken the applicable circles. Material which is part of the basic specification has already been darkened. Additional copies of this specification guide are available from your local Heatrex representative.
  • Duct heaters shall be Heatrex:
    • Type KUB Custom Slip-in Open Coil Heater
    • Type PUB Custom Flanged Open Coil Heater
    • Type TFKU Custom Slip-in Finned Tubular Heater
    • Type TFPU Custom Flanged Finned Tubular Heater
  • Approvals - Heaters and panel boards (if required) shall meet the requirements of the National Electrical Code and shall be listed by Under writers Laboratories for zero clearance to combustible surfaces and for use with ...
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