Bard WAG30D
Bard MHP36A
Unit depthUnit depthSupply AirReturn AirSupply AirReturn Air28"7.875"28"13.875"28"8"28"14"38.25"32.375"84"74"18.75"13.625"1.375"1.375"18"18"42.875"32.625"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 WAG30D Bard MHP36A Difference
Supply Air28" x 7.875"28" x 8"0" x +0.125"
Return Air28" x 13.875"28" x 14"0" x +0.125"
Distance from the top to Supply1.375"1.375"0"
Distance between Supply and Return18"18"0"
Mismatch Bard WAG30D Bard MHP36A Difference
Unit width38.25"32.375"-5.875"
Unit height84"74"-10"
Unit depth18.75"13.625"-5.125"
Unit weight525 lbs330 lbs-195 lbs
Distance from Return to bottom42.875"32.625"-10.25"