To fit on the side of my kegarator. The ones I have found are not this wide. Do you know a source?
BTW the actual dimension could range from 20 to 28 inches.
Search http://www.barproducts.com/ for drip tray, they have a 19.5" stainless and uber cheap. Not sure if 19.5 will be long enough...
Unfortunately, that one would not attach to the vertical wall below my taps.
Why not? Just because it doesn't as-is, doesn't mean it can't