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 WAG40 | Bard W30AY | Difference |
|---|---|---|---|
| Unit width | 38.25" | 38.2" | -0.05" |
| Supply Air | 28" x 7.875" | 27.88" x 7.88" | -0.12" x +0.005" |
| Return Air | 28" x 13.875" | 27.88" x 13.88" | -0.12" x +0.005" |
| Mismatch | Bard WAG40 | Bard W30AY | Difference |
|---|---|---|---|
| Unit height | 84" | 74.563" | -9.437" |
| Unit depth | 18.75" | 17.125" | -1.625" |
| Unit weight | 525 lbs | 355 lbs | -170 lbs |
| Distance from the top to Supply | 5.5" | 2.123" | -3.377" |
| Distance between Supply and Return | 13.875" | 17.93" | +4.055" |
| Distance from Return to bottom | 42.875" | 32.75" | -10.125" |