Here’s a handy guide that explains the steps of measuring so you know which length of heat tape to get.
Measuring the area of your roof that is affected by ice dams so you know how much heat tape to get is not overly complex, but it does have a few variables. Use our Heat Tape Measuring Guide to understand the process and print a worksheet that you can use to make sure you have all the right numbers.
Once you have all the measurements and considerations you need, use our Heat Tape Calculator to calculate the size of heat tape you should get.