Generalaire 4040 Replacement for Aprilaire 4040 Solenoid Valve 24 Volt Aftermarket. Each
- Aprilaire Aftermarket Part # 4040 Replacement Solenoid Valve
- For Aprilaire Humidifier Models 220, 224, 400, 440, 500, 550, 558, 560, 568, 600, 700, 760, & 768
- We recommend using a Qualified HVAC Contractor to install this part.
- FINAL SALE - No Returns No Refunds on Electrical Parts
- Pick Up In Store $47.00