Heating & Make-up Air Equipment
4830 Transport Drive   -   Dallas, Texas   75247   -   1 (214) 638-6010
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L.J. Wing Products
Unit Heaters
High Level Circulators
Door Heaters
High Mount
Gas Unit Heaters
Fresh Air Supply Units
IFB Integral Face & Bypass Coils
VIFB Integral Face & Bypass Coils
SteadyAir - Air Tempering Package
MV-Series Multi-Header Vertical Face & Bypass Coils
Air Curtains (WAC)
Direct-Gas Fired Heaters (WDF)
WDF Direct-Gas Fired Heaters

L.J. Wing type WDF direct-gas fired heaters provide a cost effective, reliable make-up air heating solution for commercial, institutional and industrial applications. These units feature:

  • ALL-FIRE® line burner with minimum 25:1 turndown
  • Two sizes to heat from 2,000 to 7,000 cfm
  • Available in both horizontal and vertical configurations
  • DDC controls as standard
  • BAC-net and LonWorks compatible
  • Optional mixing box for return air operation
  • ETL listing
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Product Literature

IOM IOM (823KB)

Technical Guide Technical Guide (2MB)

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