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 | Bard W36LY | Marvair MAA1024A "B2" | Difference |
|---|---|---|---|
| Unit width | 38.2" | 38.17" | -0.03" |
| Supply Air | 27.88" x 7.88" | 19.9" x 7.79" | -7.98" x -0.09" |
| Distance from the top to Supply | 2.123" | 2.21" | +0.087" |
| Mismatch | Bard W36LY | Marvair MAA1024A "B2" | Difference |
|---|---|---|---|
| Unit height | 74.563" | 76.62" | +2.057" |
| Unit depth | 17.125" | 22.28" | +5.155" |
| Unit weight | 385 lbs | 378 lbs | -7 lbs |
| Return Air | 27.88" x 13.88" | 19.9" x 11.9" | -7.98" x -1.98" |
| Distance between Supply and Return | 17.93" | 20.6" | +2.67" |
| Distance from Return to bottom | 32.75" | 34.12" | +1.37" |