We offer :
- Assembled round external lids suitable for pressure
- Round external lids Ø 500 and Ø 600 suitable for pressure
- Round external lid Ø 200 suitable for pressure
- Round external lids suitable for pressure Ø 300 & Ø 460 & Ø 500 & Ø 600 
- Round external lids Ø 300 & Ø 360 & Ø 420 & Ø 500