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The Service Fitters Promotional Fund is a Fund allocated by Local Union No. 638 Metal Trades Branch for the promotion and betterment of the service heating, ventilation, air conditioning and refrigeration industries. This fund provides services for both Local 638 metal trades mechanics and contractors who employ 638 metal trades labor. Educational programs, advertising campaigns, scholarships and charitable contributions are all a part of our efforts to better promote the service fitting industry.

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