Aprilaire 4223 Drain Spud for Models 550, 550A, 560, 560A, 568, 600, 600A, 600M Humidifiers.
- Aprilaire Part No. 4223 Drain Spud
- For Aprilaire Models 500, 550, 550A, 558, 560, 568, 560A, 600, 600A & 600M
- Designed to allow 1/2" drain hose connection
- Package of 1
- Pick Up In Store $17.00