You’ve got a few solid options, and the best choice depends on the material and the size of the damage.

• Vinyl repair kits: Most bounce houses are PVC/vinyl. A vinyl patch paired with PVC/vinyl adhesive can create a durable repair for punctures and small tears.
• Self-adhesive TPU patches/tape: Clear, peel-and-stick patches work for quick fixes and damp environments, though they’re typically better for lighter-duty inflatables.
• Commercial-grade vinyl strips: Thicker patch strips can be cut to size for larger areas on heavier bounce house vinyl.

Match the patch to your inflatable’s material, clean and dry the area first, and allow recommended cure time. Using adhesives in a well-ventilated area and following the kit’s instructions can help achieve a stronger bond.

1. Power down and deflate: Unplug blowers and let the unit fully deflate.
2. Clean the area: Use mild soap and water, then dry. Wipe with an alcohol pad if recommended by your kit.
3. Cut a patch: Use matching vinyl. Round the corners and make it at least 1–2 inches larger than the hole.
4. Apply adhesive (if using glue): Follow your kit’s directions—some adhesives go on one surface, others on both, with a brief tack time.
5. Place and press: Lay the patch over the hole, press firmly, and roll out bubbles.
6. Let it cure: Many adhesives need extended dry time; check the label before reinflating.

For larger holes, an inside patch plus an outside patch can add strength. Results can vary by material, temperature, and cure time.

The approach depends on material and tear size:

• Small punctures: A vinyl patch with PVC adhesive (for vinyl/PVC inflatables) or a clear self-adhesive TPU patch (for TPU items) can work well.
• Short tears: Round a vinyl patch that extends well past the tear. Apply adhesive per instructions and smooth it firmly. Avoid stitching, which can create new stress points.
• Larger rips: Consider reinforcing from both sides for added strength. A larger, thicker patch strip may help.

Always deflate fully, clean and dry the surface, and allow adequate cure time before use. If the tear runs along a seam or a high-stress area, a professional evaluation or a heavier-duty kit may be advisable.

Many rips can be addressed with a heavy-duty vinyl patch and PVC adhesive when applied correctly.

• Match materials: Most bouncy castles use thick PVC/vinyl. Use similar-weight vinyl for the patch.
• Prepare carefully: Deflate, clean, dry, and cut a rounded patch that overlaps the rip generously.
• Bond and reinforce: Follow adhesive directions; for moderate tears, inside-and-out patches can distribute stress.
• Know the limits: Seam failures or long, load-bearing rips may need specialty repair to maintain safety.

After curing, reinflate and monitor for leaks. Because conditions vary (temperature, material thickness, adhesive type), results can differ. When in doubt, consider a commercial-grade repair solution or consulting the product’s manufacturer guidance.

Both can help—choose based on material, size, and timing.

• Glue + vinyl patch: Often preferred for PVC/vinyl bounce houses. Can create a stronger, longer-lasting bond on thicker materials. Requires surface prep, ventilation, and cure time.
• Self-adhesive TPU patches/tape: Quick, clear, and convenient for smaller repairs or on-the-go fixes. Best on clean, dry surfaces; durability can vary on heavy vinyl.
• Consider the damage: Larger tears may benefit from glued patches and even double-sided reinforcement.
• Time and conditions: If you need fast setup, self-adhesive may help; for long-term durability, glued patches are commonly used.

You can find both styles in repair kits, often with patch material, adhesive, and prep wipes.