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 AT19 | nVent Hoffman T4306 | Difference |
|---|---|---|---|
| No matches in measurement | - | - | - |
| Mismatch | VoltAire AT19 | nVent Hoffman T4306 | Difference |
|---|---|---|---|
| Unit width | 21.62" | 15.75" | -5.87" |
| Unit height | 53.03" | 43" | -10.03" |
| Unit depth | 17" | 10.9" | -6.1" |
| Unit weight | 200 lbs | 125 lbs | -75 lbs |
| Supply Air | 19.01" x 8.81" | 13.94" x 15.51" | -5.07" x +6.7" |
| Return Air | 17.25" x 33.81" | 13.94" x 10.23" | -3.31" x -23.58" |
| Distance from the top to Supply | 1.84" | 0.56" | -1.28" |
| Distance between Supply and Return | 0" | 16.07" | +16.07" |
| Distance from Return to bottom | 8.57" | 0.63" | -7.94" |