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 ECUA18 | Marvair AVPA72AC | Difference |
|---|---|---|---|
| No matches in measurement | - | - | - |
| Mismatch | Marvair ECUA18 | Marvair AVPA72AC | Difference |
|---|---|---|---|
| Unit width | 18" | 41.75" | +23.75" |
| Unit height | 58.125" | 93.063" | +34.938" |
| Unit depth | 18.063" | 27.625" | +9.562" |
| Unit weight | 247 lbs | 680 lbs | +433 lbs |
| Supply Air | 14.688" x 12.125" | 30" x 10" | +15.312" x -2.125" |
| Return Air | 13.25" x 5" | 30" x 16" | +16.75" x +11" |
| Distance from the top to Supply | 20.688" | 1.188" | -19.5" |
| Distance between Supply and Return | 19.062" | 30.25" | +11.188" |
| Distance from Return to bottom | 1.25" | 35.625" | +34.375" |