CABLE LENGTH CALCULATOR

No Dammed Ice

For Part # 4RDDJ22

1. Jig Frame                                            15 ft

2. Add distance to power source          ____ft

3. Add length of downspout times 2     ____ft

4. Total                                                 ____ft

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For Part # 6RDDJ22

1. Jig Frame                                            20 ft

2. Add distance to power source       ____ ft

3. Add length of downspout times 2  ____ ft

4. Total                                               ____ ft

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Snow Load Calculation

1.  Length & Width of area                      L _____ft X W______ft

2.  Voltage available                                                        _____V

3.  Photos very useful

4. Contact Roof Drain De-Icing Systems for assistance