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 | Eubank EAA1020A (C) | Difference |
|---|---|---|---|
| No matches in measurement | - | - | - |
| Mismatch | Marvair ECUA18 | Eubank EAA1020A (C) | Difference |
|---|---|---|---|
| Unit width | 18" | 36.75" | +18.75" |
| Unit height | 58.125" | 74.563" | +16.438" |
| Unit depth | 18.063" | 17.25" | -0.813" |
| Unit weight | 247 lbs | 337 lbs | +90 lbs |
| Supply Air | 14.688" x 12.125" | 20" x 8" | +5.312" x -4.125" |
| Return Air | 13.25" x 5" | 20" x 12" | +6.75" x +7" |
| Distance from the top to Supply | 20.688" | 1.875" | -18.813" |
| Distance between Supply and Return | 19.062" | 20.625" | +1.563" |
| Distance from Return to bottom | 1.25" | 32.063" | +30.813" |