1 mb is 0,03 inHg
The [b]accuracy[/b] of a WMR200 is +/-10mb Using 2 decimals for inHg even after recalculation from hPa to inHg would show an unreal precision.
I agree entirely, but some visitors to my page might expect to see 2 d.p. for inHg, and would be surprised to see less. . .