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 W12AB | Marvair ECUA12 | Difference |
|---|---|---|---|
| No matches in measurement | - | - | - |
| Mismatch | Bard W12AB | Marvair ECUA12 | Difference |
|---|---|---|---|
| Unit width | 30.13" | 18.25" | -11.88" |
| Unit height | 48" | 58" | +10" |
| Unit depth | 14.63" | 12" | -2.63" |
| Unit weight | 194 lbs | 160 lbs | -34 lbs |
| Supply Air | 17" x 5" | 14.375" x 11.75" | -2.625" x +6.75" |
| Return Air | 17" x 10" | 13.25" x 5" | -3.75" x -5" |
| Distance from the top to Supply | 2.25" | 20.875" | +18.625" |
| Distance between Supply and Return | 5" | 19.25" | +14.25" |
| Distance from Return to bottom | 25.75" | 1.125" | -24.625" |