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 W18HA | Difference |
|---|---|---|---|
| No matches in measurement | - | - | - |
| Mismatch | Marvair MGA3090 | Bard W18HA | Difference |
|---|---|---|---|
| Unit width | 50.5" | 33.3" | -17.2" |
| Unit height | 93.625" | 74.563" | -19.062" |
| Unit depth | 46.063" | 17.125" | -28.938" |
| Unit weight | 1160 lbs | 335 lbs | -825 lbs |
| Supply Air | 43" x 16" | 19.88" x 7.88" | -23.12" x -8.12" |
| Return Air | 43" x 22" | 19.88" x 11.88" | -23.12" x -10.12" |
| Distance from the top to Supply | 1.063" | 2.183" | +1.12" |
| Distance between Supply and Return | 26" | 20.56" | -5.44" |
| Distance from Return to bottom | 28.562" | 32.06" | +3.498" |