Weep Hole Covers

For my vinyl windows, I have a weeping hole cover that is 2.5" long and has a center square hole and two round holes topush in the hole cover. The holes are 2.185" apart and the square center hole is 1.551" wide and measures .3125 in length. The flap opens in the middle to let out the water. It's the same one here but I can't find it for sale anywhere:problem with the product 26-186 is the holes don