Heat cables can be installed to minimize ice formation and retention on roofs with them you can prevent a lot of damage to your roof that can result from the buildup of ice dams.
How to install ice dam on roof.
Rake the snow off the roof with a special roof rake install heat cables in ice dam prone valleys or other spots and to prevent leaks add special ice and water barrier when reroofing.
In addition to cleaning out your gutters and installing gutter accessories to keep drainage clear roof cables also called heat cables offer added protection from a buildup of rooftop ice dams.
Clip the end of the cable in a loop and feed it through the downspout.
See below for a shopp.
Mount the heat sensor to.
Ask this old house general contractor tom silva explains the best ways to keep your roof and gutters free from those dreaded ice dams.
It s the leaks that do the bulk of the damage.
Install the ice barrier membrane according to the manufacturer s instructions with the drip edge installed on top of the membrane.
Ice and water protector needs to be installed directly onto the roof deck after you have placed the drip edge at the eave.
Clip in the cable along the same zigzag pattern as the shingle clips.
Then install regular roofing underlayment tar paper over the top of the drip edge and over the ice barrier and continuing all the way up the roof.
If necessary use a long handled garden rake or hoe to push it into position.
The drip edge will be installed over the ice and water protector and other underlayments at roof rake edges you should install ice and water protector before other underlayments including roof felt.
Fill the leg of discarded pair of panty hose with a calcium chloride ice melter.
Secure shingle clips to roof shingles using a flathead screwdriver making sure to align them in a zigzag pattern.
An ice dam can damage your roof break your gutters and cause leaks that threaten your home and foundation.
What to do if you already have an ice dam ice dams themselves aren t necessarily a problem.