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 | Marvair HVPA24HP | Bard W12AB | Difference |
|---|---|---|---|
| Distance from the top to Supply | 2" | 2.25" | +0.25" |
| Mismatch | Marvair HVPA24HP | Bard W12AB | Difference |
|---|---|---|---|
| Unit width | 47.875" | 30.13" | -17.745" |
| Unit height | 70.625" | 48" | -22.625" |
| Unit depth | 17.125" | 14.63" | -2.495" |
| Unit weight | 420 lbs | 194 lbs | -226 lbs |
| Supply Air | 28" x 8" | 17" x 5" | -11" x -3" |
| Return Air | 28" x 14" | 17" x 10" | -11" x -4" |
| Distance between Supply and Return | 17.875" | 5" | -12.875" |
| Distance from Return to bottom | 28.75" | 25.75" | -3" |