Summary: Before you cut or drill anything, you need a mental model of how these parts constrain each other.


Thinking Ahead

You’ve created a plan and ordered all your parts, and you’re ready to start installing. But there’s still a number of things to understand before you start.

You can follow installation steps perfectly and still end up stuck if you don’t understand how the various parts of the system all interact. This section helps paint the full picture so you can prevent problems before they happen.

Track Terminology (Quick but Important)

The tracks come in two pieces that snap together. Talking about them gets confusing fast if we don’t name the pieces clearly. Here’s what I settled on for the two halves:

  • Base track – screwed into the soffit
  • Puck track – holds the lights and snaps into the base

This avoids describing the pieces as “top” and “bottom” which is difficult to understand. Especially once you flip the tracks over to install them.

I will also use inside to describe the sides that becomes the interior (where the wires live) once you have snapped the two tracks together, and outside to describe the exposed faces.

That may all sound obvious but again, it’s a problem when “the track” can refer to either one of the two pieces, or the whole thing. Ok, I’m rambling. I did warn you about that. Let’s continue!

A Real-World Problem

Imagine a track run that:

  1. Passes behind a downspout
  2. Requires a short piece to reach the end before…
  3. Turning a horizontal corner
  4. Continues only a few more lights
  5. Then transitions through the soffit to a horizontal track for a few more lights
  6. Then has a miter cut and transitions to an angled track going up a peak
Hypothetical made real. My roofline is filled with these.
Hypothetical made real. My roofline is filled with these.


This single area forces decisions about:

  • Where track cuts are allowed (have to make sure the face track is cut in the right place)
  • Whether puck spacing still works after cutting
  • Whether wires will physically reach and bend
  • How you’ll connect lights through these transitions

This is why tracks, lights, and wiring have to be planned together once you get beyond simple straight sections.

Now let’s discuss how I worked around all these items.