Direct self-closing couplings
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Bestsellers
Special straight socket coupling with non-return valve for 6 mm hose. If the hose is inserted in the coupling, the coupling is through, otherwise it closes. Designed especially...
Special straight socket coupling with check valve for 4 mm hose. If the hose is inserted in the coupling, the coupling is through, otherwise it closes. Designed especially for...
Special straight socket coupling with check valve for 8 mm hose. If the hose is inserted in the coupling, the coupling is through, otherwise it closes. Designed especially for...
Special straight socket coupling with non-return valve for 10 mm hose. If the hose is inserted in the coupling, the coupling is through, otherwise it closes. Designed especially...
Special straight socket coupling with non-return valve for 12 mm hose. If the hose is inserted in the coupling, the coupling is through, otherwise it closes. Designed especially...