Bard WG4SF
Bard MHP36A
Unit depthUnit depthSupply AirReturn AirSupply AirReturn Air29.88"9.88"29.88"15.88"28"8"28"14"42"32.375"93.25"74"27.25"13.625"4.74"1.375"30"18"32.75"32.625"Supply AirReturn AirSupply AirReturn Air
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 WG4SF Bard MHP36A Difference
Distance from Return to bottom32.75"32.625"-0.125"
Mismatch Bard WG4SF Bard MHP36A Difference
Unit width42"32.375"-9.625"
Unit height93.25"74"-19.25"
Unit depth27.25"13.625"-13.625"
Unit weight750 lbs330 lbs-420 lbs
Supply Air29.88" x 9.88"28" x 8"-1.88" x -1.88"
Return Air29.88" x 15.88"28" x 14"-1.88" x -1.88"
Distance from the top to Supply4.74"1.375"-3.365"
Distance between Supply and Return30"18"-12"