Vacuum Relief Valve (Vac•u•um Re•lief Valve)

1. A device which admits air to the system if and when the system is attempting to reduce its pressure to less than atmospheric.

2. A device to prevent excessive vacuum in a water storage tank or heater.

Advertisements

Leave a Reply

Fill in your details below or click an icon to log in:

WordPress.com Logo

You are commenting using your WordPress.com account. Log Out / Change )

Twitter picture

You are commenting using your Twitter account. Log Out / Change )

Facebook photo

You are commenting using your Facebook account. Log Out / Change )

Google+ photo

You are commenting using your Google+ account. Log Out / Change )

Connecting to %s