- -20%

-20% | €3.52 |
-15% | €3.74 |
-10% | €3.96 |
-7.5% | €4.07 |
-5% | €4.18 |
125mm PVC ventilation valve to be connected to a duct, to an inlet or outlet of a culture chamber. Obstruct or release the air flow at your convenience.
Indispensable for CO2 enrichment.