Tear Aid Bladder patches are the best repair material to seal leaks and small cuts in bladders as well as bladder blowouts. These patches are self stick (peel & stick) and can be used to patch any bladder material or color. The specially formulated adhesive is incredibly durable, making for a quick repair. Patches can be used on leading edge or strut bladders and also work in a pinch on the sail. The patches come in a variety of widths and lengths and can also be cut for custom repair jobs.
The Bladder-Patch Install Kit which includes a 6" x 6" (15.24 x 15.24cm) Patch and a baggie of talcum (baby) powder. If your screw valve has to be cut out of the old bladder, then you need this Patch Install Kit. Use the talcum powder and large patch to patch the large hole cut in the bladder, and then install the screw valve on top of the patch.
Clean area of kite with Isopropyl (rubbing) alcohol and make sure the area is complete dry
Lay out bladder to be repaired flat on a table and remove all wrinkles
Round corners of the Tear Aid
Place Tear Aid over the cut. Do not pull or stretch the Tear Aid. Tear Aid should go beyond the edge of the cut by at least 1"