Knockout Layout

You have the box: give it the wall and the conduits in your order. It gives every hole center from the left and top edges, the Greenlee hole size, and the rule that set each gap - NECA, the fitting, a lug's swing or a puller coupler - and writes the punch sheet as a PDF.

The tools - now showing Knockout Layout
A

One job, start to finish — slides

The app’s own example, every screen in order, with its conduits added back one at a time. 13 steps.

  1. Knockout Layout screen: The example opens filled in: a 24 x 12 in wall, with the answer pinned at the foot of the screen.

    STEP 1 OF 13The example opens filled in: a 24 x 12 in wall, with the answer pinned at the foot of the screen.

  2. Knockout Layout screen: The conduits, in your order: 4 in and 3 in Myers hubs, a 2 in grounding bushing and a 2 in pull location, all on Row 1.

    STEP 2 OF 13The conduits, in your order: 4 in and 3 in Myers hubs, a 2 in grounding bushing and a 2 in pull location, all on Row 1.

  3. Knockout Layout screen: Building it again: with every conduit removed, the answer asks for the conduits, in your order.

    STEP 3 OF 13Building it again: with every conduit removed, the answer asks for the conduits, in your order.

  4. Knockout Layout screen: Conduit 1: a 4 in Myers hub. 1 knockout, 8-5/8 in of width used, 15-3/8 in spare.

    STEP 4 OF 13Conduit 1: a 4 in Myers hub. 1 knockout, 8-5/8 in of width used, 15-3/8 in spare.

  5. Knockout Layout screen: Conduit 2: a 3 in Myers hub. 2 knockouts, 13-1/4 in used, 10-3/4 in spare.

    STEP 5 OF 13Conduit 2: a 3 in Myers hub. 2 knockouts, 13-1/4 in used, 10-3/4 in spare.

  6. Knockout Layout screen: Conduit 3: a 2 in grounding bushing. 3 knockouts, 17-3/8 in used, 6-5/8 in spare.

    STEP 6 OF 13Conduit 3: a 2 in grounding bushing. 3 knockouts, 17-3/8 in used, 6-5/8 in spare.

  7. Knockout Layout screen: The conduits, in your order: 4 in and 3 in Myers hubs, a 2 in grounding bushing and a 2 in pull location, all on Row 1.

    STEP 7 OF 13The conduits, in your order: 4 in and 3 in Myers hubs, a 2 in grounding bushing and a 2 in pull location, all on Row 1.

  8. Knockout Layout screen: How it was worked out: each hole's Greenlee size, its center from the left and top, and what set the gap.

    STEP 8 OF 13How it was worked out: each hole's Greenlee size, its center from the left and top, and what set the gap.

  9. Knockout Layout screen: Gaps set by Edge, NECA, Lug swing (Appleton GIB-200L-20AC) and Puller coupler, then the rules for each.

    STEP 9 OF 13Gaps set by Edge, NECA, Lug swing (Appleton GIB-200L-20AC) and Puller coupler, then the rules for each.

  10. Knockout Layout screen: The sources: Greenlee punch sizes, Eaton Crouse-Hinds Myers hubs, Appleton grounding bushings and NECA 1-2023 Table 2a.

    STEP 10 OF 13The sources: Greenlee punch sizes, Eaton Crouse-Hinds Myers hubs, Appleton grounding bushings and NECA 1-2023 Table 2a.

  11. Knockout Layout screen: The drawing: every hole on the 24 x 12 in wall, each gap labeled with its rule, and the punch list.

    STEP 11 OF 13The drawing: every hole on the 24 x 12 in wall, each gap labeled with its rule, and the punch list.

  12. Knockout Layout screen: The report: save or share the PDF, or save the job.

    STEP 12 OF 13The report: save or share the PDF, or save the job.

  13. Page 1 of the PDF report: The PDF, page 1: the inputs, the answer, the drawing with the punch list, and how it was worked out.

    STEP 13 OF 13The PDF, page 1: the inputs, the answer, the drawing with the punch list, and how it was worked out.

B

One job, start to finish — video

The same 13 screens with the captions burned in. No sound.

MP4, 1.6 MB, 14 seconds.

The report

The PDF report for the same job, all 2 pages as the app writes it.

Page 1 of the Knockout Layout PDF report
Page 1
Page 2 of the Knockout Layout PDF report
Page 2
Where it runs

In the app only

Stinger Pro Tools

On Android, $49.99 once. Everything on this page.

Get it on Google Play

The Stinger Pro Suite

Knockout Layout is not in the Suite. It was built for the app and runs only in Stinger Pro Tools.