Bard WH181
Marvair HVPA30HP
MISMATCH

These units don’t appear to have much in common. If you’re replacing one with the other, you’ll need to make some modifications to wall, unit or something in between with a plate or adapter curb.

Match Bard WH181 Marvair HVPA30HP Difference
No matches in measurement - - -
Mismatch Bard WH181 Marvair HVPA30HP Difference
No mismatches in measurement - - -