The new Pre Pleat 40 filter. All filters that are CUSTOM made are special ordered usually takes 1-2 weeks to ship. Your filter will be shipped directly from the manufacture.$10 per order for Shipping & Handling will be added on during check out with Paypal. All orders are sent UPS Ground. Below please enter the exact dimensions of the filter you want up the surface area. Example 10.5 x 10.5 = 110.25 surface area. 10ŕ/2" x 10ŕ/2" = 110.25 surface area.