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 18WA1 | Bard WA423 | Difference |
|---|---|---|---|
| No matches in measurement | - | - | - |
| Mismatch | Bard 18WA1 | Bard WA423 | Difference |
|---|---|---|---|
| Unit width | 32.25" | 42.075" | +9.825" |
| Unit height | 67.5" | 84.875" | +17.375" |
| Unit depth | 13.5" | 22.432" | +8.932" |
| Unit weight | 310 lbs | 500 lbs | +190 lbs |
| Supply Air | 20" x 8" | 29.88" x 9.88" | +9.88" x +1.88" |
| Return Air | 20" x 12" | 29.88" x 15.88" | +9.88" x +3.88" |
| Distance from the top to Supply | 1.375" | 2.175" | +0.8" |
| Distance between Supply and Return | 20.5" | 30" | +9.5" |
| Distance from Return to bottom | 25.625" | 26.94" | +1.315" |