These units don’t appear to have much in common. If you’re replacing one with the other, you’ll need to make some modifications to wall, unit or something in between with a plate or adapter curb.
| Match | Marvair MGA3090 | Marvair MAA1024A "B2" | Difference |
|---|---|---|---|
| No matches in measurement | - | - | - |
| Mismatch | Marvair MGA3090 | Marvair MAA1024A "B2" | Difference |
|---|---|---|---|
| Unit width | 50.5" | 38.17" | -12.33" |
| Unit height | 93.625" | 76.62" | -17.005" |
| Unit depth | 46.063" | 22.28" | -23.783" |
| Unit weight | 1160 lbs | 378 lbs | -782 lbs |
| Supply Air | 43" x 16" | 19.9" x 7.79" | -23.1" x -8.21" |
| Return Air | 43" x 22" | 19.9" x 11.9" | -23.1" x -10.1" |
| Distance from the top to Supply | 1.063" | 2.21" | +1.147" |
| Distance between Supply and Return | 26" | 20.6" | -5.4" |
| Distance from Return to bottom | 28.562" | 34.12" | +5.558" |