Shopping Cart Continue shopping “DP40 MAX Pleated Filters: 16x20x4” has been added to your cart. Remove item Thumbnail image Product Price Quantity of Filters Subtotal × Airguard Fresh Air Carbon Pleated Filters: 20x24x2 $255.32 /case of 6 Airguard Fresh Air Carbon Pleated Filters: 20x24x2 quantity 6121824303642485460667278849096102108114120 $255.32 × DP40 MAX Pleated Filters: 16x20x4 $112.36 /case of 6 DP40 MAX Pleated Filters: 16x20x4 quantity 6121824303642485460667278849096102108114120 $112.36 Update cart Cart totals Subtotal $367.68 Shipping Free shipping Shipping to MA. Tax $22.98 Total $390.66 Proceed to checkout