Lennox 57W79 Pressure Switch
.70"WC Green Pressure Switch
57W79 is identical to 57W7901, R101432-14, IS20102-3137, R45695-004.
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.70"WC Green Pressure Switch
57W79 is identical to 57W7901, R101432-14, IS20102-3137, R45695-004.
Be the first to ask a question about this.