How to install a ball valve（2）

If you need to clean the pvc pipe union fittings inside the time to be careful not to break the seal,ball valve pvc，ball valve balls，bal l check valvewhich will affect the use of the entire effect, when removed, you can put it in a conspicuous place. Reinstallation should also pay attention to the time of fixing, ball valve pvc，ball valve balls，bal l check valve，to avoid falling, for replacement is also the case, all can be fixed first the law above the screws, and then to fix other nuts.ball valve pvc，ball valve balls，bal l check valve

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