Shopping Cart Continue shopping “DP40 MAX Pleated Filters: 24x24x4” has been added to your cart. Remove item Thumbnail image Product Price Quantity of Filters Subtotal × MERV 13 DP G13een: 18x24x4 $218.17 /case of 6 MERV 13 DP G13een: 18x24x4 quantity 6121824303642485460667278849096102108114120 $218.17 × Airguard Fresh Air Carbon Pleated Filters: 20x20x4 $393.14 /case of 6 Airguard Fresh Air Carbon Pleated Filters: 20x20x4 quantity 6121824303642485460667278849096102108114120 $393.14 × DP40 MAX Pleated Filters: 24x24x4 $158.65 /case of 6 DP40 MAX Pleated Filters: 24x24x4 quantity 6121824303642485460667278849096102108114120 $158.65 Update cart Cart totals Subtotal $769.96 Shipping Free shipping Shipping to MA. Tax $48.13 Total $818.09 Proceed to checkout