duct size call out from metric to imperial units case 10317198

[diacreek]

How to convert duct size call out from metric to imperial units?

It's for existing drawings.

e.g. the duct size is shown as 1270x609.6 now

how to convert it to 50x24 instead without affect the drawings.

Thanks,

[Anonymous]

edit main data base

takeoff tab

change elevation tag to fractional or Architectural 

hit OK

_rebuild all