Bard WA241
Bard W18AB
Unit depthUnit depthSupply AirReturn AirSupply AirReturn Air19.875"7.875"19.875"11.875"19.88"7.88"19.88"11.88"32.875"33.3"70.5"74.563"16.875"17.125"2"2.183"20.75"20.56"28"32.06"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 WA241 Bard W18AB Difference
Unit depth16.875"17.125"+0.25"
Supply Air19.875" x 7.875"19.88" x 7.88"+0.005" x +0.005"
Return Air19.875" x 11.875"19.88" x 11.88"+0.005" x +0.005"
Distance from the top to Supply2"2.183"+0.183"
Distance between Supply and Return20.75"20.56"-0.19"
Mismatch Bard WA241 Bard W18AB Difference
Unit width32.875"33.3"+0.425"
Unit height70.5"74.563"+4.063"
Unit weight300 lbs325 lbs+25 lbs
Distance from Return to bottom28"32.06"+4.06"