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 WH612 | Bard WA4842 | Difference |
|---|---|---|---|
| Unit width | 42" | 42" | 0" |
| Unit depth | 22.25" | 22.25" | 0" |
| Distance from the top to Supply | 2.115" | 2.365" | +0.25" |
| Mismatch | Bard WH612 | Bard WA4842 | Difference |
|---|---|---|---|
| Unit height | 94.875" | 84.875" | -10" |
| Unit weight | 510 lbs | 500 lbs | -10 lbs |
| Supply Air | 29.88" x 9.88" | 19.88" x 7.88" | -10" x -2" |
| Return Air | 29.88" x 15.88" | 19.88" x 11.88" | -10" x -4" |
| Distance between Supply and Return | 30" | 20.5" | -9.5" |
| Distance from Return to bottom | 37" | 42.25" | +5.25" |