These units dimensions are physically identical. Replacing one for the other shouldn’t be any problem just make sure to double check your capacity and voltages.
| Match | Bard 45WH1 | Bard 48WH6 | Difference |
|---|---|---|---|
| Unit width | 42" | 42" | 0" |
| Unit height | 84" | 84" | 0" |
| Unit depth | 22" | 22" | 0" |
| Supply Air | 30" x 10" | 30" x 10" | 0" |
| Return Air | 30" x 16" | 30" x 16" | 0" |
| Distance from the top to Supply | 1.375" | 1.375" | 0" |
| Distance between Supply and Return | 30" | 30" | 0" |
| Distance from Return to bottom | 26.625" | 26.625" | 0" |
| Mismatch | Bard 45WH1 | Bard 48WH6 | Difference |
|---|---|---|---|
| Unit weight | 500 lbs | 530 lbs | +30 lbs |