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 W18H1 | Bard W12A2 | Difference |
|---|---|---|---|
| Distance from the top to Supply | 2.183" | 2.18" | -0.003" |
| Mismatch | Bard W18H1 | Bard W12A2 | Difference |
|---|---|---|---|
| Unit width | 33.3" | 30.29" | -3.01" |
| Unit height | 70.563" | 45.8" | -24.763" |
| Unit depth | 17.125" | 14.67" | -2.455" |
| Unit weight | 360 lbs | 160 lbs | -200 lbs |
| Supply Air | 19.88" x 7.88" | 17" x 5" | -2.88" x -2.88" |
| Return Air | 19.88" x 11.88" | 17" x 10.05" | -2.88" x -1.83" |
| Distance between Supply and Return | 20.56" | 5.03" | -15.53" |
| Distance from Return to bottom | 28.06" | 23.54" | -4.52" |