BHI Series High Watt Density Draft Barrier

The BHI high watt density draft barrier heaters are designed to fit under large windows to prevent cold down drafts. The heater provides total or supplemental heating for a variety of applications.

  • Installation Options: Units may be wall mounted or installed on the floor using pedestal kits. Custom lengths, blank sections and inside or outside corners are available for wall-to-wall installations. Units can be ordered with smooth painted finish back plate when the back of the heater is visible. These units are not, however, designed for residential use.
  • Choice of Colors: Heaters can be matched to any décor. White or almond is standard and a wide range of optional colors and custom finishes, including anodized aluminum, are also available.


Product Inquiry

Standard Features

Heating Elements
Two stainless steel elements with aluminum fins float on high temperature nylon bushings for quiet operation.

Cabinet is constructed of 18-gauge steel with a 14-gauge aluminum front and top covers. The unit has an epoxy/polyester powder paint finish in white or almond. End caps are provided on all units.

Inlet/Outlet Grilles
The fresh air inlet is located on the bottom of the unit. The top outlet grille has openings less than 0.25 inches to discourage tampering with the heating element (pencil-proof).

Built-in Controls
Linear limit, automatic reset thermal cutout.

Electrical Connection
Each heater has a junction box located at the right end and a built-in full length wireway. Seprate low voltage wireway is available.

Installation Requirements
Minimum installation height above the floor is three inches. Field or factory-installed low voltage relay and thermostat kits fit into the right-hand junction box only. These units are not for residential use in the United States.

Factory Built-in Options

  • Disconnect Switch
    • Three-pole
    • Double-pole
  • Wireway
  • Custom Length
  • High Altitude Automatic Cutout
  • Relay
    • With Transformer
    • Pneumatic
    • Triac Proportional
  • Smooth painted finish on heater back
  • Tamperproof Thermostat
    • Single-pole
    • Double-pole
  • Adjustable Thermostat
    • Single-Pole
    • Double-Pole

Field-Installed Options

Shipped loose for field installation into heater

  • Corner
    • Inside
    • Outside
  • Square Pedestal Kit
  • Splice Plate
  • Contoured Splice Plate for Code S and/or Heater with Pededstals
  • Relay Kit
  • Relay Kit with Transformer
  • Blank Section
  • Tamperproof Thermostat
    • Single-pole
    • Double-pole
  • Adjustable Thermostat Kit
    • Single-pole
    • Double-pole
  • Remote Wall Mount Thermostat
    • Line Voltage
    • Low Voltage


Commercial Buildings




Shopping Centers

Closed Tank Heating

Watt Density

Percentage of Wattage

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