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Protections
![[PVV]](https://eshop.definox.com/media/cache/sylius_shop_product_thumbnail/ad/1d/ad1d0e09a646d1730b2dfefa9b47fe6d2704fb6d_Soupape_pression_d__pression_4__.png)
Pressure Vacuum Valve PVV
Vacuum pressure relief valve
Maintenance document number : NM229
The Definox PVV pressure/vacuum valve is a tank protection device during pressure and depression phases. Its robust and compact design allows quick and easy maintenance. The exhaust from these valves is not channeled.