3M12A

Introducing the Metal-Fab 3M12A 12 B-Vent Pipe Gas Vent Duct Manufactured by Metal-Fab, this product is a high-performance venting solution designed for residential and light commercial natural gas applications. This 12-inch diameter B-Vent pipe system is engineered to provide efficient and reliable venting for appliances such as water heaters, furnaces, and dryers.

The 3M12A B-Vent pipe is manufactured using heavy-duty 20-gauge galvanized steel. Galvanization not only enhances the durability of the pipe by providing resistance to rust and corrosion, but it also ensures longevity and reliability even in harsh environments.

The 12-inch diameter of this B-Vent pipe allows for increased airflow and reduced backpressure, ensuring proper appliance performance and safety. The B-vent design features a bell-shaped outlet, which facilitates the mixing of vented gases with outside air, reducing the risk of condensation and the formation of drafts.

This vent pipe system comes with pre-attached elbows, providing a seamless installation process. It is important to note that the 3M12A 12 B-Vent pipe is designed for use with appliances that vent up to 1,000,000 BTUH.

In summary, the Metal-Fab 3M12A 12 B-Vent Pipe Gas Vent Duct is a robust and efficient venting solution for natural gas appliances. Its heavy-duty galvanized steel construction, large diameter, and B-vent design deliver reliable venting performance and longevity. This vent pipe system is an excellent choice for homeowners and contractors seeking a dependable and cost-effective solution for their venting needs.

Buying a 3M12A 12 B-vent pipe gas vent duct manufactured by Metal-Fab can be a good investment for those in need of a durable and efficient venting solution for their gas appliances. Here are some pros and cons to consider before making a purchase.

1. High-quality materials: Metal-Fab is known for using top-notch materials in their products. The 3M12A 12 B-vent pipe is made of Type 304 stainless steel, which is resistant to corrosion and rust, making it an ideal choice for gas venting applications.

2. Efficient design: The B-vent design of this pipe allows for better draft and improved combustion efficiency. This results in reduced energy consumption and lower greenhouse gas emissions.

3. Flexibility: The pipe comes in lengths of up to 20 feet, and it is also available in different diameters, making it a versatile option for various venting applications.

4. Easy installation: The 3M12A 12 B-vent pipe is designed to be easily installed. It comes with a pre-attached cap, making it a one-piece venting solution.

1. Cost: Compared to other venting solutions, the 3M12A 12 B-vent pipe can be more expensive. However, its durability and efficiency make it a worthwhile investment in the long run.

2. Limited compatibility: This vent pipe is specifically designed for use with gas appliances. It may not be compatible with other types of appliances, such as oil or wood-burning units.

3. Requires specialized tools: Installing the 3M12A 12 B-vent pipe may require specialized tools, such as a pipe bender or a pipe cutter. This can add to the installation cost and complexity.

In conclusion, the 3M12A 12 B-vent pipe manufactured by Metal-Fab is a high-quality and efficient venting solution for gas appliances. Its durability, ease of installation, and efficient design make it a worthwhile investment, despite its higher cost compared to other options. If you are in need of a reliable and efficient gas venting solution, the 3M12A 12 B-vent pipe is an excellent choice.

Details:

Gas-fired tank and thankless water heaters. Key specifications: diameter: construction: double-wall type b vent. Reduces installation time and leak points.

Compatible with metal-fab and universal b-vent fittings. Ul listed and Napa compliant. length : adjustable up to 12. Built for quick installation and long-term durability, this pipe is ideal use with water heaters, furnaces, boilers, gas appliances requiring certified b-vent connections.

Highlights: secure fit with other 3 b-vent sections. Tight spaces requiring adjustable length vent piping. Residential and light commercial hvac systems. Use cases: propane and natural gas heater flue venting.

Connection: twist-lock or snap-lock male/female ends.

specifications maxohvac:

• brand: Metal-fab
• mpn: 3m12a
• model: 3m12a 3 12
• type: Adjustable B-vent Round Pipe
• unit type: Unit
• country/region of manufacture: United States

seller maxohvac:

• city: roanoke, virginia
• # reviews: 927
• rating: 95.1%

general maxohvac:

• category: Business & Industrial > Hvac Refrigeration

offer maxohvac:

• sold #: 16
• availability: in stock
• in stock #: 3
• best offers: true
• started: may 11, 2025
• options: ship-to-home
• prices: $28.55–$30.82
• item condition: New

shipping maxohvac:

• service: usps priority mail, ups ground saver, fedex ground economy, usps ground advantage
• carrier: usps, ups, fedex
• transit: 4-10 days
• type: calculated
• class: expedited, economy, standard

payments maxohvac:

• credit card: diners-club
• other
• wallet: google-pay

returns maxohvac:

• policy: no returns

Also Viewed:

• SC03DRN: DRAIN, Heat Fab
• 41827SS: CLAMP, Heat Fab
• SC04E90: WALL ELBOW, Heat Fab
• 4M418: HVAC FURNACE, Hvac Refrigeration
• MDWF0403: WALL CONNECTOR, Metal Fab
• 10M12: WALL HVAC, Metal Fab
• MSWF0402: WALL CONNECTOR ADAPTER, Metal Fab
• 4M4ST3: TEE HVAC ADAPTER, Metal Fab
• 9493S-1P: WALL, Heat Fab
• CCA14E15: ELBOW, Heatfab
• 4M12A: WATER WALL HVAC HEATER, Metal Fab