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 MAA1024A "B2" | Marvair AVPA24AC | Difference |
|---|---|---|---|
| Supply Air | 19.9" x 7.79" | 20" x 8" | +0.1" x +0.21" |
| Return Air | 19.9" x 11.9" | 20" x 12" | +0.1" x +0.1" |
| Distance between Supply and Return | 20.6" | 20.5" | -0.1" |
| Mismatch | Marvair MAA1024A "B2" | Marvair AVPA24AC | Difference |
|---|---|---|---|
| Unit width | 38.17" | 37.75" | -0.42" |
| Unit height | 76.62" | 69.938" | -6.682" |
| Unit depth | 22.28" | 16.813" | -5.467" |
| Unit weight | 378 lbs | 350 lbs | -28 lbs |
| Distance from the top to Supply | 2.21" | 1.813" | -0.397" |
| Distance from Return to bottom | 34.12" | 27.625" | -6.495" |