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 HVPA24HP | Bard W61A1 | Difference |
|---|---|---|---|
| Distance from the top to Supply | 2" | 2.175" | +0.175" |
| Mismatch | Marvair HVPA24HP | Bard W61A1 | Difference |
|---|---|---|---|
| Unit width | 47.875" | 42.075" | -5.8" |
| Unit height | 70.625" | 94.875" | +24.25" |
| Unit depth | 17.125" | 22.432" | +5.307" |
| Unit weight | 420 lbs | 575 lbs | +155 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 | 17.875" | 30" | +12.125" |
| Distance from Return to bottom | 28.75" | 36.94" | +8.19" |