- -50%
Non-return valve to block or release the air flow at your convenience.
-20% | €4.20 |
-15% | €4.46 |
-10% | €4.73 |
-7.5% | €4.86 |
-5% | €4.99 |
This non-return valve is to be connected to a duct of the same size.
It obstructs or releases the air flow at will, and is essential in the case of CO2 enrichment.
Characteristics :