Remember the old timey Patio Door with two 32 inch wide full glass doors?
Well, neither does anyone else (unless you have one in your house), but there are a heck of a lot them around from 20-30 years ago that now need to be replaced or repaired.
Why manufacturers have declared war on this particular dimension is a mystery, but this vintage catalog from 30 years ago lists the specifications people used to install the original design.
These doors were once a legitimate option in the home builders design kit. Now, not so much…..