• 1
    Step 1

    Start by taking the Storage box and measuring five inches up from the bottom on the two longest sides. And lay out a grid of 1" holes. We placed two on each of the extrusions, one each on the two smaller flat parts, and three in the middle. Drill them out with a hole saw, and clean up any left over plastic.

  • 2
    Step 2

    Next mark put the holes to mount the brackets to hold the internal plumbing. We used the two outer most extrusions and made a little template to mark them. Drill these out with a holes suitable to fit your mounting screws. You should have four mounting points in total.

  • 3
    Step 3

    In the top of the lid mark out and cut two 4" diameter holes to mount the fans in.