Dewey Air Switch

Dewey Air Switch

Dewey Air Switch makes a very important product to use in stacks and flues. The Dewey Switch is made to detect a loss of vacuum. Usually, when the vacuum fails, this indicates a loss of flame. The Dewey Air Switch detects this and can be used to turn off the fuel supply. This prevents explosions which come from un-ignited fuel. The Dewey Air Switch saves lives.

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  • Dewey Air Switch

    The Dewey Switch is used primarily to detect a loss of vacuum in stacks and flues. Usually, when the vacuum fails, this indicates a loss of flame. The Dewey Air Switch detects this and can be used to turn off the fuel supply. This prevents explosions which come from un-ignited fuel. The Dewey Air Switch saves lives. Learn More
    $350.00

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per page