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 AVP36 | Bard WA721 | Difference |
|---|---|---|---|
| Distance from the top to Supply | 2.003" | 2.175" | +0.172" |
| Mismatch | Marvair AVP36 | Bard WA721 | Difference |
|---|---|---|---|
| Unit width | 41.69" | 42.075" | +0.385" |
| Unit height | 70.44" | 94.875" | +24.435" |
| Unit depth | 17.25" | 22.432" | +5.182" |
| Unit weight | 355 lbs | 520 lbs | +165 lbs |
| Supply Air | 28" x 8" | 29.88" x 9.88" | +1.88" x +1.88" |
| Return Air | 28" x 14" | 29.88" x 15.88" | +1.88" x +1.88" |
| Distance between Supply and Return | 18" | 30" | +12" |
| Distance from Return to bottom | 28.437" | 36.94" | +8.503" |