Different manufacturers can have the exact same part number. Make sure to check your part links to one of our models! Please contact us if you need help.
Aprilaire: 2120
This part may fit other models. Please contact us if you require additional assistance.
This item is a special order from the manufacturer. Your order will typically ship in 5 to 20 business days.
Upgrade kit 2120
4621, APRIL4621, APR4621, IL4621