3/4" Check Valve

Compatible with the DB225® , DB350® , DB500® , and DB800®, DB1500®, and DB3000® mobile blast pots. It is also located on the DB150®, DB1500®, and DB3000® standalone blast pots.  The check valve with 3/4" threading prevents back flow of foreign material. Standalone Blast Pot Use: Located on the air inlet assembly of the DB150® blast pot and the water inlet valve of the DB1500® / DB3000® standalone blast pots.  Mobile Blast Pot Use: Located on the water inlet valve above the 3/4" ball valve of all mobile blast pot models.  clack valve, non-return valve, reflux valve, retention valve, one-way valve