The GeneralAire 1099-12 is the correct replacement for the following humidifier:
The GeneralAire 1099-12 Humidifier Distributor Tube connects the 1099-2 distributor trough to the distributor trough cover. GeneralAire is also referenced by the following spelling variations: GeneralAir, General Air and General Aire. This humidifier distributor tube is also known as part number 7045.
GeneralAire Humidifier Distributor Tube 1099-12 specifications:
Attaches to the solenoid valve assembly by the P-103 compression nut, P-104 compression sleeve and the P-111 connector. You should not install your GeneralAire 1099 Legacy Bypass Humidifier where temperatures fall below 32 degrees Fahrenheit or where plenum temperatures exceed 200 degrees Fahrenheit.