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 AVPA42AC | VoltAire AN04 | Difference |
|---|---|---|---|
| Distance from the top to Supply | 1.813" | 1.94" | +0.127" |
| Mismatch | Marvair AVPA42AC | VoltAire AN04 | Difference |
|---|---|---|---|
| Unit width | 42" | 14.13" | -27.87" |
| Unit height | 84.5" | 30" | -54.5" |
| Unit depth | 22.688" | 12.3" | -10.388" |
| Unit weight | 565 lbs | 65.6 lbs | -499.4 lbs |
| Supply Air | 30" x 10" | 11.54" x 11.8" | -18.46" x +1.8" |
| Return Air | 30" x 16" | 11.54" x 6.59" | -18.46" x -9.41" |
| Distance between Supply and Return | 30" | 7.65" | -22.35" |
| Distance from Return to bottom | 26.687" | 2.02" | -24.667" |