How do I repair a leak in my inflatable board? ISLE Customer Support May 03, 2018 22:32 Updated Follow Although we recommend taking your board to a professional SUP or boat repair shop capable of repairing your board. Smaller leaks can be repaired using a repair kit. Related articles My board is not holding air, how can I fix this? How do I tighten by iSUP Valve? Is the crease in my board going to effect the performance? How long does it take to inflate? Can rocks damage an inflatable board? Comments 0 comments Please sign in to leave a comment.