Armstrong 83W12 gas valve
$170.10170.10Armstrong 83W12 2-stage gas valve. These are the same parts for Allied Air, AirEase, Concord, Ducane, Lennox and others.
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83W12 Armstrong 2-stage gas valve; replaces 10318102, 103181-02, 47485001, 47485-001, 47485003, 47485-003, R10318102, R103181-02, R47485001, R47485-001, R47485003 and R47485-003.