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 | VoltAire AT19 | Bard 24WA6 | Difference |
|---|---|---|---|
| Distance from the top to Supply | 1.84" | 1.625" | -0.215" |
| Mismatch | VoltAire AT19 | Bard 24WA6 | Difference |
|---|---|---|---|
| Unit width | 21.62" | 32.375" | +10.755" |
| Unit height | 53.03" | 69.375" | +16.345" |
| Unit depth | 17" | 14.625" | -2.375" |
| Unit weight | 200 lbs | 310 lbs | +110 lbs |
| Supply Air | 19.01" x 8.81" | 19.875" x 7.875" | +0.865" x -0.935" |
| Return Air | 17.25" x 33.81" | 19.875" x 11.875" | +2.625" x -21.935" |
| Distance between Supply and Return | 0" | 20.5" | +20.5" |
| Distance from Return to bottom | 8.57" | 27.5" | +18.93" |