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 MGA3090 | Bard 36WH1 | Difference |
|---|---|---|---|
| Distance from the top to Supply | 1.063" | 1" | -0.063" |
| Mismatch | Marvair MGA3090 | Bard 36WH1 | Difference |
|---|---|---|---|
| Unit width | 50.5" | 38.25" | -12.25" |
| Unit height | 93.625" | 74" | -19.625" |
| Unit depth | 46.063" | 15.25" | -30.813" |
| Unit weight | 1160 lbs | 400 lbs | -760 lbs |
| Supply Air | 43" x 16" | 28" x 8" | -15" x -8" |
| Return Air | 43" x 22" | 28" x 14" | -15" x -8" |
| Distance between Supply and Return | 26" | 18.5" | -7.5" |
| Distance from Return to bottom | 28.562" | 32.5" | +3.938" |