Description Description Replaces:Repair Difficulty LevelPartial list of Model numbers that use this part:Use Ctrl+F and enter your model number for a quick search. View AllClose
Add to Cart Quick view 4231 AP-4231 500 500.. - OEM Aprilaire Humidifer Repair Part $7.70 Replaces: $7.70 Add to Cart Quick view
Add to Cart Quick view 4640 AP-4640 500 - OEM Aprilaire Humidifer Repair Part $24.70 Replaces: $24.70 Add to Cart Quick view
Add to Cart Quick view AP-80 - OEM Aprilaire Humidifer Repair Part $117.95 Replaces: $117.95 Add to Cart Quick view
Add to Cart Quick view AP-56 - OEM Aprilaire Humidifer Repair Part $95.95 Replaces: < $95.95 Add to Cart Quick view