Bard WH601
Bard W60AY
Unit depthUnit depthSupply AirReturn AirSupply AirReturn Air29.88"9.88"29.88"15.88"29.88"9.88"29.88"15.88"42.075"42"84.875"93"22.432"25.52"2.175"2.18"30"30"26.94"35.06"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 WH601 Bard W60AY Difference
Unit width42.075"42"-0.075"
Supply Air29.88" x 9.88"29.88" x 9.88"0"
Return Air29.88" x 15.88"29.88" x 15.88"0"
Distance from the top to Supply2.175"2.18"+0.005"
Distance between Supply and Return30"30"0"
Mismatch Bard WH601 Bard W60AY Difference
Unit height84.875"93"+8.125"
Unit depth22.432"25.52"+3.088"
Unit weight510 lbs518 lbs+8 lbs
Distance from Return to bottom26.94"35.06"+8.12"