Marvair HVPA24HP
Bard W48L23A
Unit depthUnit depthSupply AirReturn AirSupply AirReturn Air28"8"28"14"27.88"7.88"27.88"13.88"47.875"42"70.625"84.88"17.125"22.25"2"2.12"17.875"18"28.75"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 Marvair HVPA24HP Bard W48L23A Difference
Supply Air28" x 8"27.88" x 7.88"-0.12" x -0.12"
Return Air28" x 14"27.88" x 13.88"-0.12" x -0.12"
Distance from the top to Supply2"2.12"+0.12"
Distance between Supply and Return17.875"18"+0.125"
Mismatch Marvair HVPA24HP Bard W48L23A Difference
Unit width47.875"42"-5.875"
Unit height70.625"84.88"+14.255"
Unit depth17.125"22.25"+5.125"
Unit weight420 lbs525 lbs+105 lbs
Distance from Return to bottom28.75"43"+14.25"