- Only use the original airtight fittings
- Follow the instructions or installation guidelines for installation
- Never use the fittings which below or beyond the limits
- Properly installing with protect methods, to avoid conflicts, vibrations, or corrosive environments
- Before any maintenance, must make pre-checking of the damaged parts and the site conditions
- The guarantee of Airtight is only to provide the fittings
- According to the standard program, pls the warranty requirements should be submitted to the Airtight customer center or airtight authorized distribution network
- 10-year warranty is limited to providing you with new fittings or pipes, and airtight has the right to confirm if the defects are reason of airtight products