Most roofing nails are made of galvanized iron and over time the calcium chloride in salt pucks will corrode these nails.
How to roof a hockey puck.
Ask this old house general contractor tom silva explains the best ways to keep your roof and gutters free from those dreaded ice dams.
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.
Over time salt pucks can discolor shingles and the runoff water can discolor your walkways too.
I ordered extra to have on hand for the future.
It is formulated similar to the ingredients in the roof melt tablets so it won t harm your driveway or landscaping.
These products are specifically designed to be thrown up on roofs to melt ice in hard to reach places.
Roofmelt tablets work on contact with trapped water melting existing ice.
Potentially corrode roof nails.
In fact any form of diy ice dam removal is unlikely to end well there s another reason not to throw salt on your roof and it s a big one.
These melted the ice dam from below allowing water to drain off the roof.
Salty chemical filled water will almost certainly leak into your home.
From roof rakes to hiring a contractor there are lots of ways to clear out ice dams.
Salt pucks and salt filled pantyhose are unwise approaches to ice dam removal.
Roof melt tablets are generally just ideal for your roof.
See below for a shopp.
In the end i still had to remove the snow and ice.
Calcium chloride is corrosive to certain types of metals.
The picture below is the ice dam that fell off my roof after melting from below.
They rarely work and they damage your roof.
Eliminate ice dams safely from the ground no need for a ladder extension equipment or other tools.
It comes in smaller granulated pieces so it s easy to spread on various areas.
You can also purchase this at your local hardware store.
One of the more popular ways is to toss a throwable ice melting puck onto the roof.
The roof melt tabs melt through the ice to the roof and then drains under the ice instead of backing up into the attic.