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Backflow preventers

Specific non-return valves for wood treatment, innovative system without ball. Available in various colors so that they do not stand out on the wood once in place. Injectors Ø 9,5 beige, white or brown.n.

Specific non-return valves for wood treatment, innovative system without ball. Available in various colors so that they do not stand out on the wood once in place. Injectors Ø 9.5 beige, white or brown.

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