Have questions about this product? Our experts are here to help! Email Find Your Nearest Location 501 Aprilaire 25 X 6 X 16 Merv 16 Air Cleaner Replacement Media SKU: APR501 RESEARCH PRODUCTS CORP 501 Selling UnitEA Price: $92.09 Available for Pickup Only Out of Stock MY STORE: (CHANGE) Quantity - Decrease Quantity + Increase Quantity You have exceed the amount available for purchase. If you purchase more than what is in our current inventory, the web shipping department will review your order and e-mail you with more information. Print Share Have questions about this product? Our experts are here to help! Email Find Your Nearest Location