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 HVEA24 | Bard 36WH1 | Difference |
|---|---|---|---|
| Supply Air | 28" x 8" | 28" x 8" | 0" |
| Return Air | 28" x 14" | 28" x 14" | 0" |
| Mismatch | Marvair HVEA24 | Bard 36WH1 | Difference |
|---|---|---|---|
| Unit width | 42.05" | 38.25" | -3.8" |
| Unit height | 70.59" | 74" | +3.41" |
| Unit depth | 17.45" | 15.25" | -2.2" |
| Unit weight | 445 lbs | 400 lbs | -45 lbs |
| Distance from the top to Supply | 1.88" | 1" | -0.88" |
| Distance between Supply and Return | 17.93" | 18.5" | +0.57" |
| Distance from Return to bottom | 28.78" | 32.5" | +3.72" |