Bard W36LB
Bard WA4843
Unit depthUnit depthSupply AirReturn AirSupply AirReturn Air27.88"7.88"27.88"13.88"27.88"7.88"27.88"13.88"38.2"42"74.563"84.875"17.125"22.25"2.123"2.115"17.93"18"32.75"43"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 W36LB Bard WA4843 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 Supply2.123"2.115"-0.008"
Distance between Supply and Return17.93"18"+0.07"
Mismatch Bard W36LB Bard WA4843 Difference
Unit width38.2"42"+3.8"
Unit height74.563"84.875"+10.312"
Unit depth17.125"22.25"+5.125"
Unit weight380 lbs500 lbs+120 lbs
Distance from Return to bottom32.75"43"+10.25"