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Heater Selection Program
Welcome
Heat Loss Estimator
Hydronic Heater Selector
Hydronic Heater Selection
Enter your heater requirements and heat loss value for your building. You can define a custom fluid type if the fluid you require is not listed.
Basic Input Data
Fluid
Water
Steam
40% Propylene Glycol
50% Propylene Glycol
60% Propylene Glycol
40% Ethylene Glycol
50% Ethylene Glycol
60% Ethylene Glycol
40% Diethylene Glycol
60% Diethylene Glycol
40% Triethylene Glycol
60% Triethylene Glycol
DowTherm A
DowTherm E
DowTherm G
Therminol 66
Therminol FR-1
HumbleTherm 500
MobilTherm 600
SAE 30 Oil
SAE 40 Oil
Air
Custom Fluid...
Define Custom
Fluid Properties
Enter two rows of fluid data.
A row must contain values for all five fluid properties to be valid.
Temperature
Density
Specific
Heat
Viscosity
Thermal
Conductivity
°F
°C
lb / ft³
kg / m³
BTU / (lb*ft)
kJ / (kg*K)
lb/(ft*h)
cP
BTU / (ft*H*F)
W / (m*K)
1
2
Save Fluid Data
Heat Loss
BTU / hr
kW
Calculation Method
Rating Method
Flow Rate Provided
Temperature Difference
Steam Application
This program has been optimized for design fluid Temperature drops (∆T) of 10 °F to 40 °F between the inlet and outlet connections of the heaters. For any applications where a higher temperature drop is required, please contact factory.
Fluid Flow
USGPM
m³/min
ft³/min
lb/hr
kg/hr
Inlet Fluid Temperature
°F
°C
°F
°C
The most common ΔT is 20 °F
Entering Air Temperature
°F
°C
Operating Pressure (Gauge)
psig
kPa (g)
Bar (g)
atm (g)
lb/ft² (g)
Altitude
ft above sea level
in above sea level
m above sea level
cm above sea level
Additional Info
Will Heater Be Used On A Drilling Rig?
No
Yes
SRH2 heaters are suitable for drilling rig application; HUH2 and HHP2 heaters are not.
Air Flow Projection
Horizontal
Vertical
SRH2 (all sizes), HUH2 (all sizes), and HHP2-30" models are intended for Horizontal air flow only.
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