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 WA121 | Bard MAC36 | Difference |
|---|---|---|---|
| No matches in measurement | - | - | - |
| Mismatch | Bard WA121 | Bard MAC36 | Difference |
|---|---|---|---|
| Unit width | 30.125" | 32.375" | +2.25" |
| Unit height | 46" | 74" | +28" |
| Unit depth | 14.625" | 13.625" | -1" |
| Unit weight | 155 lbs | 315 lbs | +160 lbs |
| Supply Air | 17" x 5" | 27.88" x 7.88" | +10.88" x +2.88" |
| Return Air | 17" x 10" | 27.88" x 13.88" | +10.88" x +3.88" |
| Distance from the top to Supply | 2.25" | 1.615" | -0.635" |
| Distance between Supply and Return | 5" | 18" | +13" |
| Distance from Return to bottom | 23.75" | 32.625" | +8.875" |