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 AVPA12 (CABINET B) | Bard W48L23A | Difference |
|---|---|---|---|
| Supply Air | 17" x 7.813" | 27.88" x 7.88" | +10.88" x +0.067" |
| Mismatch | Marvair AVPA12 (CABINET B) | Bard W48L23A | Difference |
|---|---|---|---|
| Unit width | 30.125" | 42" | +11.875" |
| Unit height | 52" | 84.88" | +32.88" |
| Unit depth | 12.625" | 22.25" | +9.625" |
| Unit weight | 194 lbs | 525 lbs | +331 lbs |
| Return Air | 17" x 8.375" | 27.88" x 13.88" | +10.88" x +5.505" |
| Distance from the top to Supply | 1.063" | 2.12" | +1.057" |
| Distance between Supply and Return | 0.749" | 18" | +17.251" |
| Distance from Return to bottom | 34" | 43" | +9" |