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 60WH1 | Bard 18WH6 | Difference |
|---|---|---|---|
| Distance from the top to Supply | 1.375" | 1.625" | +0.25" |
| Mismatch | Bard 60WH1 | Bard 18WH6 | Difference |
|---|---|---|---|
| Unit width | 42" | 32.375" | -9.625" |
| Unit height | 84" | 69.375" | -14.625" |
| Unit depth | 22" | 14.625" | -7.375" |
| Unit weight | 545 lbs | 305 lbs | -240 lbs |
| Supply Air | 30" x 10" | 19.875" x 7.875" | -10.125" x -2.125" |
| Return Air | 30" x 16" | 19.875" x 11.875" | -10.125" x -4.125" |
| Distance between Supply and Return | 30" | 20.5" | -9.5" |
| Distance from Return to bottom | 26.625" | 27.5" | +0.875" |