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 | Marvair ECUA12 | Bard 30WA6 | Difference |
|---|---|---|---|
| No matches in measurement | - | - | - |
| Mismatch | Marvair ECUA12 | Bard 30WA6 | Difference |
|---|---|---|---|
| Unit width | 18.25" | 38" | +19.75" |
| Unit height | 58" | 74" | +16" |
| Unit depth | 12" | 16.5" | +4.5" |
| Unit weight | 160 lbs | 375 lbs | +215 lbs |
| Supply Air | 14.375" x 11.75" | 27.875" x 7.875" | +13.5" x -3.875" |
| Return Air | 13.25" x 5" | 27.875" x 13.875" | +14.625" x +8.875" |
| Distance from the top to Supply | 20.875" | 1.375" | -19.5" |
| Distance between Supply and Return | 19.25" | 18" | -1.25" |
| Distance from Return to bottom | 1.125" | 32.875" | +31.75" |