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 | Bard 18WH6 | nVent Hoffman T4306 | Difference |
|---|---|---|---|
| No matches in measurement | - | - | - |
| Mismatch | Bard 18WH6 | nVent Hoffman T4306 | Difference |
|---|---|---|---|
| Unit width | 32.375" | 15.75" | -16.625" |
| Unit height | 69.375" | 43" | -26.375" |
| Unit depth | 14.625" | 10.9" | -3.725" |
| Unit weight | 305 lbs | 125 lbs | -180 lbs |
| Supply Air | 19.875" x 7.875" | 13.94" x 15.51" | -5.935" x +7.635" |
| Return Air | 19.875" x 11.875" | 13.94" x 10.23" | -5.935" x -1.645" |
| Distance from the top to Supply | 1.625" | 0.56" | -1.065" |
| Distance between Supply and Return | 20.5" | 16.07" | -4.43" |
| Distance from Return to bottom | 27.5" | 0.63" | -26.87" |