York S1-025-41001-000 Distributor Els PW 17895 the PopTop design allows the
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Description
York S1 025 41001 000 Distributor Els PW 17895 the PopTop design allows the the PopTop design allows the 24V actuator to be swapped out without breaking the 3 4" sweat seals or depressurizing the hydronic loop this Silicon Nitride ignitor replaces older