| No. 24F |
Return Air Frame |
 |
|
| Acme PA/NY #
|
45 |
| Acme IL #
|
45 |
| Alco #
|
|
|
|
|
| No. 24FD |
Ret Air Frame w/Damper |
 |
|
| Acme PA/NY #
|
|
| Acme IL #
|
|
| Alco #
|
|
|
|
|
| No. 393 |
Return Air Box Vertical |
 |
|
| Acme PA/NY #
|
393 |
| Acme IL #
|
393 |
| Alco #
|
|
|
|
|
| No. 394 |
Return Air Box |
 |
|
| Acme PA/NY #
|
394 |
| Acme IL #
|
|
| Alco #
|
|
|
|
|
| No. 399 |
Plaster Frame |
 |
|
| Acme PA/NY #
|
|
| Acme IL #
|
PF |
| Alco #
|
334 |
|
|
|
| No. 399RD |
Plaster Frame Round |
 |
|
| Acme PA/NY #
|
|
| Acme IL #
|
|
| Alco #
|
334 |
|
|
|
| No. BC |
Base Can |
|
|
| Acme PA/NY #
|
|
| Acme IL #
|
|
| Alco #
|
|
|
|
|
| No. CAD |
Cold Air Drop |
 |
|
| Acme PA/NY #
|
390 |
| Acme IL #
|
CD-100 |
| Alco #
|
|
|
|
|
| No. CAS |
Cold Air Shoe |
 |
|
| Acme PA/NY #
|
391R |
| Acme IL #
|
CD-101 |
| Alco #
|
|
|
|
|
| No. FBC |
Furnace Box |
 |
|
| Acme PA/NY #
|
|
| Acme IL #
|
|
| Alco #
|
|
|
|
|
| No. FR |
Filter Rack |
 |
|
| Acme PA/NY #
|
|
| Acme IL #
|
101 |
| Alco #
|
|
|
|
|
| No. MH |
Mobile Home Return Box |
 |
|
| Acme PA/NY #
|
|
| Acme IL #
|
|
| Alco #
|
303 |
|
|
|
| No. RAC |
Ret Air Box |
|
|
| Acme PA/NY #
|
|
| Acme IL #
|
394 |
| Alco #
|
|
|
|
|
| No. RAC4 |
Return Air Can 24ga |
|
|
| Acme PA/NY #
|
|
| Acme IL #
|
|
| Alco #
|
RAC4 |
|
|
|
| No. RAR |
Right Angle Return Air Shoe |
 |
|
| Acme PA/NY #
|
|
| Acme IL #
|
|
| Alco #
|
|
|
|
|
| No. SB |
Return Air Support Box |
 |
|
| Acme PA/NY #
|
392 |
| Acme IL #
|
|
| Alco #
|
|
|
|
|
| No. SBF |
Return Air Support Box w/Filter |
 |
|
| Acme PA/NY #
|
392SBF |
| Acme IL #
|
SBF |
| Alco #
|
|
|
|
|
| No. SBFD |
Support Box-Filter Drawer |
 |
|
| Acme PA/NY #
|
|
| Acme IL #
|
|
| Alco #
|
|
|
|
|
