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 AT12 | Difference |
|---|---|---|---|
| Distance from the top to Supply | 1.813" | 2.02" | +0.207" |
| Mismatch | Marvair AVPA42AC | VoltAire AT12 | Difference |
|---|---|---|---|
| Unit width | 42" | 16.39" | -25.61" |
| Unit height | 84.5" | 43.99" | -40.51" |
| Unit depth | 22.688" | 12.3" | -10.388" |
| Unit weight | 565 lbs | 94.6 lbs | -470.4 lbs |
| Supply Air | 30" x 10" | 13.5" x 11.75" | -16.5" x +1.75" |
| Return Air | 30" x 16" | 13.5" x 16.62" | -16.5" x +0.62" |
| Distance between Supply and Return | 30" | 11.6" | -18.4" |
| Distance from Return to bottom | 26.687" | 2" | -24.687" |