Installation & Operation Manual
RX Kits. For roof and gutter deicing applications
4 | © Danfoss | FEC | 2020.02
AQ00008644904301-010201 / 088L3371
Danfoss RX Roof and Gutter De-Icing Cables
Thank you for choosing the Danfoss RX Roof and Gutter De-Icing Kit as the solution to your roof snow
and ice problems. Danfoss is the world leader in electric radiant heating and the RX product has been
designed to produce an effective and constant solution to protect your roof from ice dams and the
related hazards. The quality engineered RX heating cables provide a safe, flexible and economical
solution to your snow and ice protection requirements.
High quality materials and workmanship ensure that Danfoss RX heating cables will bring years of
maintenance free service. Consequently, Danfoss RX is backed by a 5 year limited warranty.
If you have any questions or concerns during installation, don't hesitate to contact your local Danfoss
Representative or Danfoss Technical Support directly toll-free: 1-888-DANFOSS (326-3677).
Don't forget to place the warning labels in the appropriate area.
THIS RX KIT CONTAINS
1. Heating Cable
2. Shingle Clips
3. Warning Labels
4. 6 ft power lead
5. Spacer Clips
6. Instruction Manual
The installer of the Danfoss RX heating cables should be familiar with installation methods outlined
in this guide, as well as electrical wiring conventions. The required outdoor power receptacle should
be installed by a professional electrician. National and local electric codes must be adhered to, and
inspection may be required during or after installation of the Danfoss RX cables.
Skill Level
1. RX Cable Kit
2. Tape measure to determine cable length estimate
3. Ladder to access the roof and gutters
4. Putty knife to lift shingles
5. Marking chalk to make cable location/pattern on shingles
6. File to remove sharp edges from gutters and downspouts to protect the cable
Required Tools and Materials
Cable Construction
Twin conductor
Rated Voltage
120 V
Output
5 W/ft (16.4 W/m)
Heating Element Size
30’ to 265’ (9.2 m to 80.8 m)
Bending Radius
Minimum 1.5” (38 mm)
Cable Diameter
1/4” (6.5 mm)
Power Lead length
6’ (1.82 m)
Wire insulation
FEP / XLPE Cross linked Polyethylene
Outer Insulation
PVC
Max. Rated Temperature
220 °F (105 °C)
Min. Installation Temp
40 °F (5 °C)
RX Cable Specifications