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 20WA4 | Bard W60A23A | Difference |
|---|---|---|---|
| Supply Air | 19.875" x 7.875" | 27.88" x 7.88" | +8.005" x +0.005" |
| Mismatch | Bard 20WA4 | Bard W60A23A | Difference |
|---|---|---|---|
| Unit width | 32.375" | 42" | +9.625" |
| Unit height | 69.375" | 84.88" | +15.505" |
| Unit depth | 14.625" | 22.25" | +7.625" |
| Unit weight | 280 lbs | 525 lbs | +245 lbs |
| Return Air | 19.875" x 11.875" | 27.88" x 13.88" | +8.005" x +2.005" |
| Distance from the top to Supply | 1.625" | 2.12" | +0.495" |
| Distance between Supply and Return | 20.5" | 18" | -2.5" |
| Distance from Return to bottom | 27.5" | 43" | +15.5" |