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 W48L23A | Bard WA421 | Difference |
|---|---|---|---|
| Unit width | 42" | 42" | 0" |
| Unit height | 84.88" | 84.875" | -0.005" |
| Unit depth | 22.25" | 22.5" | +0.25" |
| Distance from the top to Supply | 2.12" | 2.125" | +0.005" |
| Mismatch | Bard W48L23A | Bard WA421 | Difference |
|---|---|---|---|
| Unit weight | 525 lbs | 500 lbs | -25 lbs |
| Supply Air | 27.88" x 7.88" | 29.875" x 9.875" | +1.995" x +1.995" |
| Return Air | 27.88" x 13.88" | 29.875" x 15.875" | +1.995" x +1.995" |
| Distance between Supply and Return | 18" | 30" | +12" |
| Distance from Return to bottom | 43" | 27" | -16" |