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 | VoltAire AN04 | nVent Hoffman T4306 | Difference |
|---|---|---|---|
| No matches in measurement | - | - | - |
| Mismatch | VoltAire AN04 | nVent Hoffman T4306 | Difference |
|---|---|---|---|
| Unit width | 14.13" | 15.75" | +1.62" |
| Unit height | 30" | 43" | +13" |
| Unit depth | 12.3" | 10.9" | -1.4" |
| Unit weight | 65.6 lbs | 125 lbs | +59.4 lbs |
| Supply Air | 11.54" x 11.8" | 13.94" x 15.51" | +2.4" x +3.71" |
| Return Air | 11.54" x 6.59" | 13.94" x 10.23" | +2.4" x +3.64" |
| Distance from the top to Supply | 1.94" | 0.56" | -1.38" |
| Distance between Supply and Return | 7.65" | 16.07" | +8.42" |
| Distance from Return to bottom | 2.02" | 0.63" | -1.39" |