How to install VELUX Skylight
Here’s a video that shows several skylights that were improperly installed and are now leaking. Improper Skylight and flashing installation is a major cause of roof leaks.
The roofer in this video replaces the old bubble skylights with new curb-mount VELUX skylights that includes the flashing kit. You can purchases the flashing kit separately, or you can make your own flashing system as this roofer does in the how-to video.
One thing that was not mentioned, but is extremely important; make sure you also install ice and water shield before installing the flashing.
How to install VELUX Skylight
Here’s a diagram that gives the basic specks on proper step flashing installation. This is the same regardless of what the flashing is going on, a skylight, a chimney, or a wall.. it’s all the same.



