Bard WL371
Bard W30LF
Unit depthUnit depthSupply AirReturn AirSupply AirReturn Air27.88"7.88"27.88"13.88"27.88"7.88"27.88"13.88"38.2"38.2"70.563"74.56"17.125"17.13"2.123"2.12"17.93"17.93"28.75"32.75"Supply AirReturn AirSupply AirReturn Air
OPENING MATCH

Your openings match up but double check the cabinet surroundings. Over time equipment coils have gotten larger for better efficiency and cabinet dimensions have changed.

Match Bard WL371 Bard W30LF Difference
Unit width38.2"38.2"0"
Unit depth17.125"17.13"+0.005"
Unit weight355 lbs355 lbs0 lbs
Supply Air27.88" x 7.88"27.88" x 7.88"0"
Return Air27.88" x 13.88"27.88" x 13.88"0"
Distance from the top to Supply2.123"2.12"-0.003"
Distance between Supply and Return17.93"17.93"0"
Mismatch Bard WL371 Bard W30LF Difference
Unit height70.563"74.56"+3.997"
Distance from Return to bottom28.75"32.75"+4"