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Armstrong University
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Armstrong University
About Armstrong
Unit Heater Request For Quote
Duty Selection
Core materials
Heat Load
Design temperature outside
°F
°C
Design temperature inside
°F
°C
ΔT
Inside temp - outside temp
°F
°C
Building volume (V)
Floor area x avg. ceiling ht.
cu/ft
cu/m
Exposed wall & roof areas (EA)
Wall area + floor area
sq/ft
sq/m
Total heat load (MBH)
(v/25 + ea/4) x ΔT/1000
Door/Unit Heater Heating Requirements
Door heaters (Qty.)
Vertical unit heaters (Qty.)
Type of discharge
Two- or four-way
Horizontal unit heaters (Qty.)
High-velocity discharge nozzle-equipped units (Qty.)
Other than door heaters
Door heater size
Vertical units (MBH)
Horizontal units (MBH)
Model Selections
Door heater
Vertical units
Horiz. units
Throws, spreads and mounting heights (actual)
Door heater
ft
m
Vertical unit heater
ft
m
Horiz. unit heater
ft
m
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