Bard WH483
Eubank EAH1042A (D)
Unit depthUnit depthSupply AirReturn AirSupply AirReturn Air29.88"9.88"29.88"15.88"29.73"9.75"29.73"15.82"42.075"42.21"84.875"90.49"22.432"22.63"2.175"2.19"30"30.09"26.94"32.64"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 WH483 Eubank EAH1042A (D) Difference
Unit width42.075"42.21"+0.135"
Unit depth22.432"22.63"+0.198"
Supply Air29.88" x 9.88"29.73" x 9.75"-0.15" x -0.13"
Return Air29.88" x 15.88"29.73" x 15.82"-0.15" x -0.06"
Distance from the top to Supply2.175"2.19"+0.015"
Distance between Supply and Return30"30.09"+0.09"
Mismatch Bard WH483 Eubank EAH1042A (D) Difference
Unit height84.875"90.49"+5.615"
Unit weight510 lbs469 lbs-41 lbs
Distance from Return to bottom26.94"32.64"+5.7"