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 | Bard WAG40 | VoltAire AT04 | Difference |
|---|---|---|---|
| No matches in measurement | - | - | - |
| Mismatch | Bard WAG40 | VoltAire AT04 | Difference |
|---|---|---|---|
| Unit width | 38.25" | 17.4" | -20.85" |
| Unit height | 84" | 29.5" | -54.5" |
| Unit depth | 18.75" | 12.9" | -5.85" |
| Unit weight | 525 lbs | 74.7 lbs | -450.3 lbs |
| Supply Air | 28" x 7.875" | 14.38" x 9.5" | -13.62" x +1.625" |
| Return Air | 28" x 13.875" | 14.38" x 11" | -13.62" x -2.875" |
| Distance from the top to Supply | 5.5" | 1.59" | -3.91" |
| Distance between Supply and Return | 13.875" | 5.85" | -8.025" |
| Distance from Return to bottom | 42.875" | 1.56" | -41.315" |