Amazon.com: GeneralAire 990-13 Humidifier Water Filter GFI #7002 Compatible with GeneralAire 709, 990, 1040, 1137, 1042LH, and SL16 : Health & Household
Amazon.com: AMI PARTS 990-53 Solenoid Valve Assembly 24V-Humidifier Water Valve-Compatible with GeneralAire Humidifier -1042 1042L 1042LH 1137 : Appliances
GeneralAire 1042-03 / 1042-3 /1042-L humidifier damper w/ washer & 990-69 spring | eBay
GeneralAire 990-13 Humidifier Water Filter | eBay
GeneralAire 990-13 OEM GeneralAire 990-13 Evaporator Pad Media Filter for 709 990 1040 1042 1137 SL16 - Walmart.com
GeneralAire 570M 12 GPD 24 Volt Humidifier 5705
GeneralAire 1099-16 Humidifier Drain Tube
VIDEO: GeneralAire® 570M Humidifier Installation 7:51 - Videos - General Filters, Inc.