Key Features

• 【Compatibility】: 4793 humidifier replacement filter is perfectly compatible with Aprilaire humidifier models 550 and 558, a premium replacement part to restore your device’s peak performance.
• 【4793 Replacement Kit】Complete with Water Panel 10, Scale Control Insert 4330, Feed Tube 4335, Yellow Orifice 4231, In-line Strainer 4004, Drain Spud 4223 & Water Distribution Tray 4331—all Aprilaire humidifier parts for one-stop maintenance, no separate purchases.
• 【Tool-Free Easy DIY Installation】Disconnect power-replace old parts with new 4793 kit-restore components power on. Finished in minutes, no professional help needed for humidifier repair and replacement.
• 【Durable Premium Material】Humidifier filter element features aluminum mesh + porous ceramic sliding coating; PVC frame & plastic parts are anti-corrosion, wear-resistant for long-term use.
• 【Service】 We have a professional after-sales service team. If for any reason you are not completely satisfied, please don't hesitate to contact us. We are committed to providing excellent quality and customer service. Customer satisfaction is our unremitting pursuit.—creates healthy comfort for the whole family.

Specifications