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 AVP36 | Marvair ECUA18 | Difference |
|---|---|---|---|
| No matches in measurement | - | - | - |
| Mismatch | Marvair AVP36 | Marvair ECUA18 | Difference |
|---|---|---|---|
| Unit width | 41.69" | 18" | -23.69" |
| Unit height | 70.44" | 58.125" | -12.315" |
| Unit depth | 17.25" | 18.063" | +0.813" |
| Unit weight | 355 lbs | 247 lbs | -108 lbs |
| Supply Air | 28" x 8" | 14.688" x 12.125" | -13.312" x +4.125" |
| Return Air | 28" x 14" | 13.25" x 5" | -14.75" x -9" |
| Distance from the top to Supply | 2.003" | 20.688" | +18.685" |
| Distance between Supply and Return | 18" | 19.062" | +1.062" |
| Distance from Return to bottom | 28.437" | 1.25" | -27.187" |