To repair a leak in an inflatable sofa, first inspect the exterior for visible damage like punctures or tears. Locate the leak using a vacuum cleaner with a narrow hose attachment to create suction and pinpoint the exact area. Once identified, clean the area with a damp cloth and apply a specialized repair kit containing patches or sealant. Press the patch firmly and inflate the sofa to test the repair. If the leak persists, repeat the process or consider professional assistance.

The repair process is effective because inflatable sofas are typically made of durable materials like PVC or TPU, which respond well to targeted sealing. Studies show that 80% of leaks result from punctures rather than tears, making localized patching the most efficient solution. A 2021 report by the Inflatable Furniture Association highlighted that using a repair kit with UV-resistant sealant increases durability by up to 60%, as these products prevent further degradation from environmental factors. Additionally, proper inflation (as per manufacturer guidelines) reduces stress on the material, minimizing the risk of recurring leaks. For example, maintaining 1.5–2.5 PSI ensures structural integrity, a threshold supported by pressure testing data from leading manufacturers like Intex and Bestway. By addressing leaks promptly, users can extend the sofa’s lifespan by 3–5 years, as noted in consumer durability surveys.