Getting the Most From Your Adjustable Drafting Triangle

If you've ever struggled to get a weird angle just right on a layout, you've probably realized how much an adjustable drafting triangle can save your sanity. Most of us start out with those standard, fixed triangles—the 30/60 and the 45-degree ones—and they're fine for basic stuff. But the second you need a 22.5-degree slope or some specific roof pitch that doesn't fit the "standard" mold, those fixed pieces of plastic start to feel a bit limiting. ...

May 3, 2026 · 6 min · Langley Haass