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 | Bard 20WH | Difference |
|---|---|---|---|
| Supply Air | 28" x 7.875" | 20" x 8" | -8" x +0.125" |
| Mismatch | Bard WAG40 | Bard 20WH | Difference |
|---|---|---|---|
| Unit width | 38.25" | 32.25" | -6" |
| Unit height | 84" | 67.5" | -16.5" |
| Unit depth | 18.75" | 13.5" | -5.25" |
| Unit weight | 525 lbs | 325 lbs | -200 lbs |
| Return Air | 28" x 13.875" | 20" x 12" | -8" x -1.875" |
| Distance from the top to Supply | 5.5" | 1.25" | -4.25" |
| Distance between Supply and Return | 13.875" | 20.5" | +6.625" |
| Distance from Return to bottom | 42.875" | 25.75" | -17.125" |