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 | nVent Hoffman T5319 | Difference |
|---|---|---|---|
| No matches in measurement | - | - | - |
| Mismatch | Marvair ECUA12 | nVent Hoffman T5319 | Difference |
|---|---|---|---|
| Unit width | 18.25" | 21" | +2.75" |
| Unit height | 58" | 52.85" | -5.15" |
| Unit depth | 12" | 13" | +1" |
| Unit weight | 160 lbs | 197 lbs | +37 lbs |
| Supply Air | 14.375" x 11.75" | 19" x 9.5" | +4.625" x -2.25" |
| Return Air | 13.25" x 5" | 17.25" x 28.18" | +4" x +23.18" |
| Distance from the top to Supply | 20.875" | 1.04" | -19.835" |
| Distance between Supply and Return | 19.25" | 0" | -19.25" |
| Distance from Return to bottom | 1.125" | 14.13" | +13.005" |