Product Description
The Metal-Fab 4M12A is a versatile gas vent pipe designed for use with approved category I appliances. It features a four-inch inner diameter and twelve-inch length, making it suitable for multiple applications.
- Type B gas vent construction
- Adjustable size from three to eight inches
- Manufactured from aluminum alloy and G90 galvanized steel
Product Highlights
This double wall vent pipe is adjustable and comes with a twist-lock end type. It is designed for residential and commercial use with gas boilers, fireplaces, furnaces, and unit heaters.
Product Information
Standard Information
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Brand: Metal-Fab
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MPN: 4M12A
Technical Specifications
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Material: Aluminum alloy (flue), G90 galvanized steel (casing)
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Inner Wall Thickness: 0.012 inches
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Outer Wall Thickness: 0.018 inches
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Temperature Rating: 530 degrees Fahrenheit
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Applicable Standards: UL 441, NFPA 54/211
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Clearance Requirement: 1 inch
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Adjustable Size: 3 to 8 inches
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Applications: Gas boilers, fireplaces, furnaces, unit heaters, and radiant tube heaters
