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)
Energy Recovery Ventilators (WRW)
Definition of Terms
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Absolute Pressure
The total of the indicated gage pressure plus the atmospheric pressure. Abbreviated "psia" for pounds per square inch absolute.
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