Heat Trace Calculator (For Shingle Roofs)
HTS-6 Self-Regulating Heat Cable
  Serpentine on Roof  
=  
   
=  
    X
=  
Eave Length
Eave Overhang
Dormers X =
    Quantity   Perimeter    
  Valleys X =  
    Total Valley Length   2 Passes    
  Gutters X =  
    Length   1 pass / 6" width    
  Downspouts X =  
    Overall Footage with Double Pass      
    X =  
    Overall Footage with Single Pass      
Cable Length =
  Cable Length x 10% for Waste Factor =  
  Total Cable Length =  
  Voltage
Volts and Breaker Amperage  
  Start Mechanism
Are you starting this system with a Thermostat, Moisture Sensor, or a Switch?  
Accessories
  Power Connections  / =  
DPEST-75 Cable Length
Max Circuit Length
  Roof Clips / 1.5 =  
  RCK-1 Eave Length   (With valleys)   Package of 10
  Downspouts Hangers / =  
  RDK-1 Qty of Downspouts   Hangers / Kit      
* Thermostat Temperature Start-up estimated at 40 ̊ F.
** Moisture Sensor Temperature Start-up estimated at 0 ̊ F.
*** Manual Switch Temperature Start-up estimated at -20 ̊ F.