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or reduced airflow from your vents
Because this is a direct-acting knob adjustment model with no built-in thermometer
While it cross-references with part 7108-2122
Its design prioritizes timing accuracy for inducer pre-purge and post-purge cycles
Crown Engineering OSVA38BIO Valve 322838-753 or reduced airflow from yourThe Crown Engineering OSVA38BIO is a durable biofuel oil safety valve designed for use in modern heating systems running on renewable or blended fuels. This 3 8" oil safety valve (OSV) from Webster is built to automatically shut off oil flow in the event of a line break or excessive flow condition, helping protect both equipment and property. Engineered for compatibility with biofuel applications, this Webster OSV valve maintains reliable operation in
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