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 MAA1024A "B2" | Bard W48HY | Difference |
|---|---|---|---|
| Distance from the top to Supply | 2.21" | 2.18" | -0.03" |
| Mismatch | Marvair MAA1024A "B2" | Bard W48HY | Difference |
|---|---|---|---|
| Unit width | 38.17" | 42" | +3.83" |
| Unit height | 76.62" | 84.88" | +8.26" |
| Unit depth | 22.28" | 25.52" | +3.24" |
| Unit weight | 378 lbs | 518 lbs | +140 lbs |
| Supply Air | 19.9" x 7.79" | 29.88" x 9.88" | +9.98" x +2.09" |
| Return Air | 19.9" x 11.9" | 29.88" x 15.88" | +9.98" x +3.98" |
| Distance between Supply and Return | 20.6" | 30" | +9.4" |
| Distance from Return to bottom | 34.12" | 26.94" | -7.18" |