Ice dams are not a Pontiac problem so much as a Michigan one, and they show up on the same handful of eaves and valleys year after year. As part of our complete Pontiac winter roof services, crews handle heated roof & gutter cables across Oakland County.
Pontiac Ice Dams: What Lake-Effect Snow Does to an Eave
Pontiac sits in the lake-effect belt, where a single band can drop a foot on one side of Oakland County and leave the other side clear. That snow lands wet and heavy, packs down on the upper roof, and sits there as a reservoir.

Melting happens from underneath, not from the sun. Attic heat releases water under the pack, it runs to the overhang where there is no heated space below, and it freezes. That is the engine, and in Pontiac it runs most of the winter.
Ice-barrier practice in Oakland County
Most Oakland County building departments expect self-adhering ice barrier at the eaves on any re-roof permit. The houses that leak are generally the ones last roofed before that became routine.
Heated Roof & Gutter Cables in Pontiac: How The Work Runs
Fastening without putting holes in the roof
Clips and standoffs designed for the job, adhered or clipped to the shingle edge. Never a fastener driven through the covering, and never left loose to abrade in the wind. Icicles and a Wet Ceiling.
The failures that give heat cable a bad name are nearly all installation failures of this kind rather than product failures.
Controls decide the running cost
A cable on a plain thermostat runs through every dry cold snap, which is most of the winter and none of the risk. A combined temperature and moisture sensor runs it only when there is both cold and water present.
On a Pontiac winter that difference is most of the operating cost, and the controller pays for itself quickly.
Valleys, downspouts and the parts people forget
A zig-zag along the eave with nothing in the valley and nothing down the downspout produces a melted strip of roof draining into a solid block of ice. The water still has nowhere to go, and the dam just forms somewhere slightly different.
A system that works runs the full path: eave, valley, gutter trough and all the way down the downspout to daylight. The downspout run is the piece most often left out and the piece most often responsible for the system not working.
What heat trace does and does not do
A properly designed system keeps a continuous drainage channel open from the roof surface through the gutter and down the leader to the ground. Meltwater that would have refrozen at the cold eave instead keeps running. It does not melt the snow off your roof, and it will not remove a dam that has already formed — it prevents the dam from establishing in the first place.
That distinction matters when comparing quotes. Anyone selling cable as an emergency fix for an existing dam is selling the wrong product.
Cable is the backstop, not the cure
The underlying cause of an ice dam is heat leaving the house. Air sealing the attic, fixing crushed baffles and topping up insulation addresses that; cable manages what is left.
A Pontiac property that gets both rarely needs an emergency call again. One that gets only cable usually needs fewer.

What you get in Pontiac
- Zig-zag sized properlyEave coverage measured against the actual cold overhang
- Smart controlsThermostat and moisture sensing so it runs on the conditions that make ice
- No fasteners through the roofClips and standoffs only, nothing driven through the covering
| Coverage area | Pontiac and Oakland County |
|---|---|
| Pricing model | Billed by the crew hour, rate quoted before dispatch |
| Documentation | Dated before and after photos, written scope in Xactimate line items |
| Local ice-barrier practice | Eave membrane expected on re-roofs |
| Typical scope | Steam, 6-12 crew hours typical |
| Removal method | Low-pressure steam only. No chipping, salt or pressure washing. |
| Dispatch window | Same day to 24 hours |
Oakland County Coverage From Pontiac
Crews working Pontiac cover the adjoining communities on the same route — Lake Orion, Drayton Plains, Keego Harbor, Waterford and Clarkston — so a storm week usually means one truck handling several addresses in Oakland County rather than separate trips.
Nearest hub towns with their own heat cables pages: Auburn Hills, Rochester Hills, Birmingham, Troy, Berkley, Sterling Heights.
Coverage runs across Pontiac and the nearby towns all winter, and capacity is surged into whichever Michigan market the storm actually hits.
Most jobs do not stop at one service. Heat Cables in Pontiac often runs alongside ice dam removal in Pontiac, and both get written into one scope rather than billed as separate visits.
Active leak right now? Our 24/7 Pontiac steam ice dam removal crews are dispatched first during a freeze event. Call (888) 561-9664.



