How To Fix A Leaking Basketball Valve?

What do you need to play basketball? Basically, basketball is the all important equipment of playing this game. You can also read about portable basketball hoop reviews here and find an ideal one according to your budget and need

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Basketball Valve Replacement Kit:

Yeah, basketballs are designed to withstand your rough and tough play. However, it goes through plenty of wear and tear during practice session and match day. Therefore, when your basketball tends to leak air, you won’t be that much surprised, or will you?

Damages do occur and if there is a leak, you need to act quickly before it gets more serious. Each time there is a leak then replacing with a new ball may not be affordable to many. In this scenario, repairing the leak will be the ideal solution.

Suppose, you do enjoy fixing things by yourself or the ball has got some special meaning (first ball, birthday gift or else) to you. So you may choose to fix it rather than replacing

But how to fix a leaking basketball valve?

There are number of techniques to fix a leak a leak in your basketball. Whether your ball, itself springs a leak or the valve is leaking, hardly it matters. You will be able to fix it in a natural way.

Locate where the leak is

1. Use a ball inflator or pump to inflate the ball
2. Take a bucket filled with water and submerge the ball
3. Look for bubble streams and where they are. Identify leaks and it’s location

Remember, there is always air trapped between a panel and bladder. So, bubble can come out from the seams. This is not a leak. Once the trapped air is released, the bubbles will stop emanating. But still if you see there is continuous bubble coming through, then there is a leak and mark the ball where leak is existing

Understanding where your ball leakage is

a. If you see bubbles are coming from the center of the basketball inflation valve, that means your valve is leaking and you have got a defective valve

b. Otherwise, the bubbles are coming from the surface of the ball and then your ball is leaking

To repair a basketball leak you can apply the following techniques:

Problem 1:

Leakage from the surface of the ball

Solution 1:

if the leak is emanating from the surface, may be there is a small puncture in bladder and/or surface which is causing the leak.


Now, inflate the ball until it is 70-80% full. Buy a ball repair sealant RL420 and shake it well. Then wet the sealant can’s insertion needle with water and push it all the way into the valve. Spray the sealant into the ball for five to six seconds


Inflate the ball totally. Bounce the ball 10 to 15 times. It will allow the sealant to be distributed evenly on the inside of the ball’s bladder. 


Now, let your ball to sit for an hour to allow the sealant to settle.

Solution 2:

Without sealant, you can repair a surface leak by heating. You need to heat the tip of dull knife over an open flame. Now swipe the hot knife across the leak until vinyl shows any sign of melting. Then cool down the vinyl and solidify it for at least 5-10 minutes.


After that push an inflator needle into the valve hole. Re-inflate the ball by using a hand pump. Do not overinflate it

Problem 2:

Valve Leak

Solution 1:

At first insert a wet inflating needle into the valve hole. It helps to clean dirt. Do the same multiple times. If the leak persists, then insert a toothpick into the valve hole. Finally break off the end of the toothpick. Now, your inflation valve for basketball is plugged

Solution 2:

you can replace the defective valve. How to replace the inflation valve on a basketball?


Use the key-shaped valve changer to remove the old valve. To do that you need to twist the valve changer slightly. Then slowly pull it towards you. Soak the new valve in soapy water or detergent. You can use any valve inserter to insert the valve into the opening of the ball. After that hold the head of valve inserter with a cloth or towel and tightly screw the new valve into place.


Now inflate the ball and leave it for 24 hours. Recheck the leak next day. Hope everything is fine and now your ball is ready to play again. Phew! Game time!

Things that are necessary

1. Bucket of water
2. Old dull knife
3. Open flame
4. Inflator needle
5. Hand pump
6. Repair sealant RL420
7. Toothpick
8. Key-shaped valve changer
9. Detergent/soapy water 

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  • Updated July 13, 2020
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