Bard WA4843
Bard WA371
Unit depthUnit depthSupply AirReturn AirSupply AirReturn Air27.88"7.88"27.88"13.88"27.88"7.88"27.88"13.88"42"38.2"84.875"70.563"22.25"17.125"2.115"2.123"18"17.93"43"28.75"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 WA4843 Bard WA371 Difference
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 Supply2.115"2.123"+0.008"
Distance between Supply and Return18"17.93"-0.07"
Mismatch Bard WA4843 Bard WA371 Difference
Unit width42"38.2"-3.8"
Unit height84.875"70.563"-14.312"
Unit depth22.25"17.125"-5.125"
Unit weight500 lbs355 lbs-145 lbs
Distance from Return to bottom43"28.75"-14.25"