As winter sets in and we deal with snow and ice on a regular basis, consider how this affects your house. This case study, written by Craig Frondorf, explains how heat loss through various components in your house can lead to issues. This helps to explain why your home may be experiencing ice dams, mold or wood deterioration caused by heat loss.
https://drive.google.com/file/d/0B8HW13oOJ479SVFZLVFvWTRrbmc/view