It's not uncommon for air mattresses to leak along a seam. When this happens, repair kits are pretty much useless.

What is an effective way to repair a leak in an air mattress when the leak is along a seam?

If curing is involved, the curing will ideally take no more than a couple hours.

Also, ideally, the mattress would not need to be deflated for the repair to proceed. But that's just an ideal preference, and not a requirement for this QA.

1 Answer 1


I would try to use low viscosity glue. In Germany we have "Schweisskleber" which translates to welding glue. But it has nothing to do with welding. It's just a low viscosity glue. It comes in these cans welding glue

Deflate the mattress and use a brush to generously apply the glue along the seam. Let it dry and repeat. Do at least 2 layers, recommend 3.

There are different types of this glue for different materials.

  • Thanks Rubus. How long does that glue usually take to dry per layer? Oct 7, 2021 at 23:43
  • If I remember correctly about 24h..But I guess there are differences Oct 8, 2021 at 5:28
  • Thanks. The amount of time required is not ideal for repairing a mattress, but I still sincerely appreciate your answer. Your answer also uses a key phrase I hadn't considered: "low viscosity"... thanks for mentioning it. Oct 8, 2021 at 6:19

Your Answer

By clicking “Post Your Answer”, you agree to our terms of service and acknowledge you have read our privacy policy.

Not the answer you're looking for? Browse other questions tagged or ask your own question.