Product Description
Metal-Fab presents the 3MF-12, a 3 inch gas vent roof flashing designed for roof pitches between 6/12 to 12/12. This product ensures a secure and effective venting solution for Type B gas systems.
- Type B gas vent specification
- Fits roof pitches from 6/12 to 12/12
- Composed of aluminum and G90 galvanized steel
Product Highlights
Utilize this flashing for gas boilers, fireplaces, furnaces, unit heaters, and radiant tube heaters. It is crafted for durability and adheres to UL 441 and NFPA 54/211 standards.
Product Information
Standard Information
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Material: Aluminum alloy (Flue), G90 galvanized steel (Casing)
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Pitch: 6/12 to 12/12
Technical Specifications
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Size: 3 inches
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Cone Base Size: 12 inches
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Overall Base Size: 20 inches length x 20 inches width
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Material Thickness: 0.012 inches (inner wall), 0.018 inches (outer wall)
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Lower Height: 4 inches
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Applicable Standard: UL 441, NFPA 54/211