Description
- Manufactured and tested to EN74 which meets all required and latest legislation.
- Also every batch is tested according to latest guidelines - something you won't find anywhere else.
- You must AVOID BS1139 certified couplers as these are inferior compared to EN74 couplers
- Pressed couplers are generally stronger than forged on slip as they bite into tube as load increases
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Double Couplers are used to join ledgers (horizontal tubes) to standards (upright tubes) at 90°. The main thing is the doubles both meet EN74 grade B which is the strongest rating.
