Intex product user manual 6-person Round Bubble Spa S2, (28428NP, season 2026) Manual Installation and Setup Maintenance and Service Operation and Usage Troubleshooting User manual, in which you will find all important information on using your Intex product. (6-person Round Bubble Spa S2, 28428NP, season 2026) Downloads User manual for 28428NP EN 2025 pdf, 15.9 Mb