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16
3
Heating Cable Installation
Raychem-IM-H58067-IceStopRoofGutterDeIcingCOM-EN 18/01
12" (30 cm)
Area where ice dams are
most likely to form
Eave overhang
Exterior wall
Heating cable
Gutter
Roof
Heated
area
Figure 4: Side view of roof with IceStop system
Sloped Roof – Standard
For sloped roofs, ice dams may form at the roof
edge. To maintain a continuous path for melt water
runoff, route the heating cable in a zig-zag pat-
tern as shown in Figure 5 and follow the appropri-
ate attachment recommendations in “Attachment
Methods‚” page 29. Additional heating cable
may be needed for other gutters, downspouts, and
valleys.
2' (60 cm)
Figure 5: layout in a zig-zag pattern
• Run heating cable up the roof until it is 12 inches
(30 cm) past the exterior wall into the heated area
(see Figure 4).
• Install the heating cable on the roof in a zig-zag
pattern as shown in Figure 5.
• Be sure that the heating cable extends all the way
down to meet with the run of heating cable in the