Under normal use and proper storage conditions, an inflatable stand-up paddle board is unlikely to develop air leaks, adhesive separation, or bulges. However, problems may still occur if the board comes into contact with sharp objects, is exposed to high temperatures for extended periods, is overinflated, or is stored improperly.

When you notice an issue, follow these steps:

Stop using the board → Release some or all of the air → Locate the problem → Determine whether it can be repaired at home → Retest the board after repair

Different problems require different solutions. This guide explains how to identify and address common paddle board issues so that you can get back on the water safely.

1. Is a Soft Paddle Board Always a Sign of Damage?

A paddle board becoming softer does not necessarily mean that the board itself has been punctured.

In some cases, the inflation valve may have become loose, the sand, hair, or other debris may be preventing the valve from sealing properly.

A drop in ambient temperature can also reduce the air pressure inside the board, causing it to feel temporarily softer.

Before inspecting the board, place it in an environment with a relatively stable temperature and inflate it to the pressure recommended for the product. Do not exceed the maximum pressure printed on the board for testing purposes, as overinflation may damage the board.

2. How to Locate an Air Leak

2.1 Check the Inflation Valve First

The inflation valve is one of the most common sources of air leakage.

Inflate the paddle board to its normal operating pressure, then place your ear near the valve and listen for a continuous hissing sound. You can also hold your palm close to the valve to check for a noticeable flow of air.

A brief release of air when disconnecting the pump is usually normal. A valve leak is more likely if the air continues to escape afterward.

2.2 Use Soapy Water to Find the Leak

Mix a small amount of mild dishwashing liquid with clean water and spray or apply the solution to the following areas:

• The center and outer edge of the inflation valve
• Scratches, abrasions, or worn areas on the board surface
• Seams along the sides of the paddle board
• Curved areas around the nose and tail
• Areas that have previously been repaired

Leave the solution in place for several seconds. If bubbles repeatedly form and continue to grow in one location, that area is likely leaking.

Once you have found the leak, mark the location with removable tape or an erasable marker, then wipe away the soapy water and allow the area to dry.

Using soapy water is a common and effective method for locating leaks in inflatable paddle boards.

It is generally not recommended to submerge the entire board in water. Water may enter areas where the adhesive has separated, making the board more difficult to dry and repair afterward.

3. How to Repair Different Types of Air Leaks

Air Leaking Around the Valve

If bubbles appear around the outer edge of the valve, the valve may be loose or contaminated with debris.

Follow these steps:

1. Completely deflate the paddle board.
2. Insert the valve wrench from the repair kit into the valve grooves.
3. Hold the area around the valve firmly with one hand and turn the wrench slightly clockwise with the other.
4. Reinflate the board and test the valve again with soapy water.

If the valve continues to leak, it may need to be removed so that the threads, sealing ring, and valve opening can be cleaned. Remove any sand, hair, or other debris before reinstalling the valve.

You should also inspect the sealing ring to make sure it is not twisted, cracked, damaged, or missing.

Important: The paddle board must be completely deflated before tightening or removing the valve.

When removing the valve, always hold the lower valve base through the underside of the board to prevent it from falling into the interior of the board.

Do not force the valve or overtighten it, as this may damage the valve assembly or the surrounding material.

Small Punctures or Cuts on the Board Surface

If the leak is located on a regular section of the board surface and is away from the side seams, inflation valve, and load-bearing components, it can usually be repaired with a PVC patch and an adhesive specifically designed for inflatable paddle boards.

Follow these steps:

1. Completely deflate the board and allow it to dry.
2. Remove all dust, grease, sand, and other contaminants from the repair area.
3. Cut the PVC patch into a circular shape or round off the corners. The patch should extend beyond the damaged area on all sides.
4. Following the adhesive manufacturer’s instructions, apply a thin layer of adhesive to both the patch and the board surface.
5. Wait until the adhesive reaches the recommended bonding stage, then carefully position the patch over the leak.
6. Press from the center of the patch toward the edges to remove trapped air.
7. Secure the repair with a flat, heavy object or an appropriate clamp, depending on the repair conditions.
8. Allow the adhesive to cure completely before reinflating the board.

Applying more adhesive does not necessarily create a stronger repair. An excessively thick adhesive layer may not cure properly and can cause the patch to slide, lift at the edges, or bond unevenly.

Before the adhesive has fully cured:

• Do not inflate the board.
• Do not fold the board.
• Do not place the board in water.
• Do not leave the board in direct sunlight or a high-temperature environment.

Once the adhesive has fully cured, inflate the board at low pressure first. Check that the patch remains flat and that none of the edges are lifting.

You can then gradually increase the pressure to the normal operating level and retest the repaired area with soapy water.

4. Does Adhesive Separation Always Mean an Air Leak?

Adhesive separation does not always mean that the board is leaking. The first step is to identify which layer of the board has separated.

Minor Adhesive Separation That May Be Repaired at Home

The following issues are generally limited to surface materials or attached components:

• Slight lifting around the edge of the EVA traction pad
• Localized lifting of a decorative PVC layer
• A loose logo or decorative patch
• Minor separation along the edge of an outer protective strip
• No bubbles forming at the separated area during a soapy-water test
• A small affected area that is not continuing to spread

Minor separation of an outer layer does not usually affect airtightness immediately. However, it should still be repaired promptly to prevent water, sand, repeated folding, and normal use from enlarging the opening.

When selecting an adhesive, use a product clearly identified as suitable for flexible PVC, vinyl inflatables, inflatable boats, or similar products.

An inflatable paddle board is repeatedly inflated, deflated, folded, flexed, and exposed to water. The adhesive must therefore provide more than initial bonding strength. It should also remain flexible and offer good water resistance and peel resistance.

Conclusion

There is no need to panic if your paddle board develops an air leak, adhesive separation, or a bulge.

Many common problems, including a slightly loose valve, a small surface puncture, or minor separation of an outer layer, can be repaired successfully when the exact location is identified and the correct tools and adhesive are used.

However, if the damage appears serious, you are unable to repair it safely, or you cannot determine the cause, stop inflating and using the board to prevent the problem from becoming worse.

Contact Atpross Customer Support at service@atprossboard.com and provide your order number together with clear photos or videos showing the affected area. Our team will assess the issue based on the information provided and offer an appropriate solution as quickly as possible.

FAQ：

1. My paddle board gradually becomes softer after inflation. Does this always mean it is leaking?

Not necessarily.

When the weather becomes colder, the air pressure inside the board naturally decreases, which can make the board feel softer than it did immediately after inflation.

Place the board in an environment with a stable temperature and observe it again. You can then use soapy water to check the valve, seams, and board surface for continuously forming bubbles.

2. What is the quickest way to locate an air leak?

Mix a small amount of dishwashing liquid with clean water and apply or spray it around the valve, side seams, nose, tail, scratched areas, and previous repair locations.

If bubbles repeatedly form and continue to grow in one location, that area is likely the source of the leak.

3. Can I repair a leaking valve myself?

If the valve is only slightly loose, completely deflate the board and use a valve wrench to tighten it gently in a clockwise direction.

If the valve continues to leak after it has been cleaned and reinstalled, the sealing ring or another valve component may be damaged. In that case, contact customer support for assistance.

4. Can I simply apply a drop of adhesive directly to a small puncture?

This is not recommended.

A more reliable repair is to cover the damaged area with a PVC patch and use an adhesive specifically designed for inflatable paddle boards.

The patch should be slightly larger than the damaged area and should be cut into a circular or rounded-corner shape to reduce the risk of the edges lifting later.

5. Can I continue using the paddle board if part of it has come unglued?

This depends on where the separation has occurred.

Minor lifting of a logo, traction pad, or decorative outer layer will not usually affect airtightness immediately.

However, if the separation is located along an airtight side seam, around the nose or tail, or near the inflation valve, stop using the board and release the air. Continuing to inflate or use the board may cause the opening to spread.

6. Can PVC adhesive be used to repair a loose traction pad?

Traction pads are generally made from EVA foam.

Use a flexible adhesive that is clearly suitable for bonding EVA to PVC. Standard PVC patch adhesive may not bond properly to EVA, so always check the adhesive’s list of compatible materials before use.

7. Can super glue, hot glue, epoxy, or silicone sealant be used to repair a paddle board?

These products are not recommended.

Super glue and many two-part epoxy adhesives become rigid after curing and may not withstand the repeated bending and folding of an inflatable paddle board.

Hot glue generally has limited resistance to heat and prolonged water exposure.

Silicone sealant is primarily intended for sealing gaps and does not provide the structural bonding strength required for a reliable paddle board repair.

Using an unsuitable adhesive may also make professional repairs more difficult later.

8. What type of adhesive is best for an inflatable paddle board?

Use the adhesive supplied in the original repair kit whenever possible.

Alternatively, select a specialist repair adhesive that is clearly labeled for flexible PVC, vinyl inflatables, inflatable boats, or stand-up paddle boards.

Repairs involving large damaged areas, airtight side seams, structural components, or extensive adhesive separation should be handled by an experienced repair professional.

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