It doesn't house the cable but offers a steel mounting platform, installs underneath the shingles and is also now being used by quite a few installers to generate far more $$ for each install without harming The shoppers roof. I have needed to use present cable in condominium installs that https://drive.google.com/file/d/19gN3jLpotHfR62C5TceM1-jeDwwhEZFr/view?usp=drive_link