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Audited Supplier On fixed installations often is chosen for a half coupling whithout a locking ring, seen only one locking ring is needed to tighten 2 couplings together.
In some cases it is hard to couple a hose. In such a situation there can be chosen for a Guillemin coupling with a locking ring, but without the lugs.
| Size | Part Number | |
| 1-1/2" | DN40 | AL 680H40B |
| 2" | DN50 | AL 680H50B |
| 2-1/2" | DN65 | AL 680H65B |
| 3" | DN80 | AL 680H80B |
| 4" | DN100 | AL 680H100B |
Suppliers with verified business licenses
Audited Supplier 
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