Roofs over entryways and porches need beefy supports at the corners like 4-by-4s or steel lally columns. Those structural members have the strength but often not the looks, and are usually boxed in ...
Q. The outside of the Lally columns in my under-the-house garage have rusted out at the bottom. The inside concrete looks OK, but is the outside steel layer important? A. Lally columns are made up of ...