Bard 48WH6
Bard W42G1
Unit depthUnit depthSupply AirReturn AirSupply AirReturn Air30"10"30"16"29.88"9.88"29.88"15.88"42"42"84"87.5"22"27.25"1.375"2.99"30"30"26.625"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 48WH6 Bard W42G1 Difference
Unit width42"42"0"
Supply Air30" x 10"29.88" x 9.88"-0.12" x -0.12"
Return Air30" x 16"29.88" x 15.88"-0.12" x -0.12"
Distance between Supply and Return30"30"0"
Mismatch Bard 48WH6 Bard W42G1 Difference
Unit height84"87.5"+3.5"
Unit depth22"27.25"+5.25"
Unit weight530 lbs700 lbs+170 lbs
Distance from the top to Supply1.375"2.99"+1.615"
Distance from Return to bottom26.625"28.75"+2.125"