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 | Bard WA4S3 | Difference |
|---|---|---|---|
| No matches in measurement | - | - | - |
| Mismatch | Marvair MGA3090 | Bard WA4S3 | Difference |
|---|---|---|---|
| Unit width | 50.5" | 42.075" | -8.425" |
| Unit height | 93.625" | 94.875" | +1.25" |
| Unit depth | 46.063" | 22.432" | -23.631" |
| Unit weight | 1160 lbs | 562 lbs | -598 lbs |
| Supply Air | 43" x 16" | 29.88" x 9.88" | -13.12" x -6.12" |
| Return Air | 43" x 22" | 29.88" x 15.88" | -13.12" x -6.12" |
| Distance from the top to Supply | 1.063" | 2.175" | +1.112" |
| Distance between Supply and Return | 26" | 30" | +4" |
| Distance from Return to bottom | 28.562" | 36.94" | +8.378" |