Series | Heat/Cool | Louver Type | OEM Only | Notes |
402 | Heat & Cool | 2.5″ Duct x 4 | ||
402-GG1 | Heat & Cool | 2.5″ Duct x 4 | Yes | |
402-HC | Heat & Cool | 2.5″ Duct x 4 | ||
402-HHC | Heat & Cool | 2.5″ Duct x 4 | Extra heat/less cooling | |
403 | Heat & Cool | Round ball louver x 4 | ||
404 | Heat & Cool | Flange | Yes | |
405 | Heat & Cool | 3.5″ louvers x 3 | Yes | Slave Unit – no thermostat |
430 | Heat & Cool | 2.5″ Duct x 4 | ||
431 | Heat & Cool | Round ball louver x 4 | ||
433 | Heat & Cool | Yes | Yes | |
440 | Heat & Cool | 3″ Duct x 4 | Yes | |
4003 | Heat & Cool | 2.5″ Duct x 4 | Yes |