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 20WA1 | nVent Hoffman T2904 | Difference |
|---|---|---|---|
| Distance from the top to Supply | 1.375" | 1.26" | -0.115" |
| Mismatch | Bard 20WA1 | nVent Hoffman T2904 | Difference |
|---|---|---|---|
| Unit width | 32.25" | 17" | -15.25" |
| Unit height | 69.375" | 29" | -40.375" |
| Unit depth | 13.5" | 11.3" | -2.2" |
| Unit weight | 315 lbs | 107 lbs | -208 lbs |
| Supply Air | 20" x 8" | 15.75" x 11.35" | -4.25" x +3.35" |
| Return Air | 20" x 12" | 14.38" x 5.5" | -5.62" x -6.5" |
| Distance between Supply and Return | 20.5" | 9.5" | -11" |
| Distance from Return to bottom | 27.5" | 1.39" | -26.11" |