See below for a shopp.
Roof ice pellets.
After doing as best i could i then placed more of the tablets in the problem areas with no improvement just holes where i had placed them.
These melted the ice dam from below allowing water to drain off the roof.
Pure organic ingredients ice melt pellets 8 lb 1 gallon 100 pet safe concrete safe snow ice melt calcium chloride pellets powerful fast acting 4 3 out of 5 stars 20 27 99 27.
2 ice dam pellets solid granular solid pellet form safe on roofing materials and vegetation below non corrosive non chloride safest temps 5 f order now.
They work effectively in temperatures down to 25 degree fahrenheit.
The roof melt tabs melt through the ice to the roof and then drains under the ice instead of backing up into the attic.
I ordered extra to have on hand for the future.
The tablets help prevent roof damage by melting through ice dams and allowing water to drain safely.
The picture below is the ice dam that fell off my roof after melting from below.
The hockey puck sized pellets only melted a whole in the ice or snow resulting in no improvement to eliminating ice dams or snow from the roof.