Aprilaire Genuine OEM Drain Spud No. 4223 for Models: 500 & 600 by Aprilaire

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Aprilaire Genuine OEM Drain Spud No. 4223 for Models: 500 & 600 by Aprilaire

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Amazon Price: $11.66 (as of November 12, 2025 4:40 am – Details). Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on the Amazon site at the time of purchase will apply to the purchase of this product.

Brand: Aprilaire
Manufacturer: Aprilaire Filters

Manufacturer Info

PartNumber: 41666
Model: 41666

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