Bard WA371
Bard WG48
Unit depthUnit depthSupply AirReturn AirSupply AirReturn Air27.88"7.88"27.88"13.88"29.88"9.88"29.88"15.88"38.2"42"70.563"87.5"17.125"27.25"2.123"2.99"17.93"30"28.75"28.75"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 WA371 Bard WG48 Difference
Distance from Return to bottom28.75"28.75"0"
Mismatch Bard WA371 Bard WG48 Difference
Unit width38.2"42"+3.8"
Unit height70.563"87.5"+16.937"
Unit depth17.125"27.25"+10.125"
Unit weight355 lbs655 lbs+300 lbs
Supply Air27.88" x 7.88"29.88" x 9.88"+2" x +2"
Return Air27.88" x 13.88"29.88" x 15.88"+2" x +2"
Distance from the top to Supply2.123"2.99"+0.867"
Distance between Supply and Return17.93"30"+12.07"