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Always verify bulb diameter before attempting cross-brand installation
Precision Control: Eliminates excessive play in the linkage
Frequent tripping is typically systemic
Contractors rely on the Streamline series for its dimensional accuracy and ease of braze-ability in demanding field conditions
Field Controls 46198901 Control Els PW 17895 Always verify bulb diameter beforeThe Field Controls 46198901, specifically the Model 4" MG1, is a professional grade double acting barometric draft control designed for precise combustion stability in gas fired furnaces and boilers. Engineered for high efficiency venting systems, this 4 inch regulator stabilizes erratic automotive drafts caused by fluctuating outdoor temperatures and wind velocities. By maintaining a constant negative pressure between . 01" and . 1" water column
