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The Metal-Fab 3MVC is a three-inch round gas vent collar designed for Type B applications. This product meets UL 441 and NFPA 54/211 standards, ensuring safe operation in various heating systems. With an inner diameter of three and fifty-six hundredths inches and an outer diameter of eight and twenty-five hundredths inches, it provides an efficient connection for gas venting.
This gas vent collar is suitable for gas boilers, fireplaces, furnaces, and unit heaters, ensuring versatility in applications.
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