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Monitors Vacuum
A Low Cost But Effective Way To Monitor The Radon System For Proper Operation.
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Tells you the fan has stopped and radon is rising.
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List Price: $42.56
Your Price: $37.04
Great If You Want To Mount Your Vacuum Gage Remotely. Shown with optional stand.
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Replacement oil for Mark 25 and 27 manometers.
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List Price: $109.36
Your Price: $89.84
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