Type B gas vent products are tested and listed to UL 441 for approved gas appliances and feature our innovative twist-lock connection and locking tab, eliminating the need for sheet metal screws. Metal-Fab type B gas vent combines hemmed flues and casings that maximize product durability and reliability and minimize installation time. Designed for versatility, Metal-Fab type B gas vent products 3 - 6" adapt to major competing brands and when installed establish a UL Listed connection

All products are designed and manufactured for use within forced air systems, providing effective distribution of conditioned air from the air handler to every room of a residence.Metal duct and fittings are constructed from hot-dipped Galvanized steel. All metal products are made true to gauge. Sheet metal duct, pipe, and fittings are designed with industry and regional standards in mind, as well as ACCA and SMACNA recommendations and requirements. Products are hand-crafted to reduce noise and friction and constructed to maximize efficiency by increasing airflow without leaks. The quality of our Galvanized steel allows us to create fittings that are rust-resistant and durable.

Metal-Fab B-Flex MDWF0403 Galvanized Aluminum Alloy Double Wall Flexible Connector, 4" x 3'

• Quick and easy B-Flex eliminates measuring, special adapters and assembly of rigid pipe
• Saves time and labor, a universal solution to connecting appliances to rigid B-Vent
• Convenient ready to install right out of the box with factory assembled male and female twist-lock ends
• Air insulated double wall construction
• Factory assembled fittings on both ends
• Pipe design provides maximum flex without kinking,
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Metal-Fab B-Flex MDWF0405 Galvanized Aluminum Alloy Double Wall Flexible Connector, 4" x 5'

• Quick and easy B-Flex eliminates measuring, special adapters and assembly of rigid pipe
• Saves time and labor, a universal solution to connecting appliances to rigid B-Vent
• Convenient ready to install right out of the box with factory assembled male and female twist-lock ends
• Air insulated double wall construction
• Factory assembled fittings on both ends
• Pipe design provides maximum flex without kinking,
  ,
  
  

Metal-Fab B-Flex MDWF0402 Galvanized Aluminum Alloy Double Wall Flexible Connector, 4" x 2'

• Quick and easy B-Flex eliminates measuring, special adapters and assembly of rigid pipe
• Saves time and labor, a universal solution to connecting appliances to rigid B-Vent
• Convenient ready to install right out of the box with factory assembled male and female twist-lock ends
• Air insulated double wall construction
• Factory assembled fittings on both ends
• Pipe design provides maximum flex without kinking,
  ,
  
  

Metal-Fab B-Flex MDWF0404 Galvanized Aluminum Alloy Double Wall Flexible Connector, 4" x 4'

Metal-Fab MDWF0404

Type B gas vent products are tested and listed to UL 441 for approved gas appliances and feature our innovative twist-lock connection and locking tab, eliminating the need for sheet metal screws. Metal-Fab type B gas vent combines hemmed flues and casings that maximize product durability and reliability and minimize installation time. Designed for versatility, Metal-Fab type B gas vent products 3 - 6" adapt to major competing brands and when installed establish a UL Listed connection

Metal-Fab 3MCHP

Type B gas vent products are tested and listed to UL 441 for approved gas appliances and feature our innovative twist-lock connection and locking tab, eliminating the need for sheet metal screws. Metal-Fab type B gas vent combines hemmed flues and casings that maximize product durability and reliability and minimize installation time. Designed for versatility, Metal-Fab type B gas vent products 3 - 6" adapt to major competing brands and when installed establish a UL Listed connection

Metal-Fab 3M5

Type B gas vent products are tested and listed to UL 441 for approved gas appliances and feature our innovative twist-lock connection and locking tab, eliminating the need for sheet metal screws. Metal-Fab type B gas vent combines hemmed flues and casings that maximize product durability and reliability and minimize installation time. Designed for versatility, Metal-Fab type B gas vent products 3 - 6" adapt to major competing brands and when installed establish a UL Listed connection

Metal-Fab 3MIN4

Type B gas vent products are tested and listed to UL 441 for approved gas appliances and feature our innovative twist-lock connection and locking tab, eliminating the need for sheet metal screws. Metal-Fab type B gas vent combines hemmed flues and casings that maximize product durability and reliability and minimize installation time. Designed for versatility, Metal-Fab type B gas vent products 3 - 6" adapt to major competing brands and when installed establish a UL Listed connection.

Type B gas vent products are tested and listed to UL 441 for approved gas appliances and feature our innovative twist-lock connection and locking tab, eliminating the need for sheet metal screws. Metal-Fab type B gas vent combines hemmed flues and casings that maximize product durability and reliability and minimize installation time. Designed for versatility, Metal-Fab type B gas vent products 3 - 6" adapt to major competing brands and when installed establish a UL Listed connection.

Metal-Fab 4MF-12

Type B gas vent products are tested and listed to UL 441 for approved gas appliances and feature our innovative twist-lock connection and locking tab, eliminating the need for sheet metal screws. Metal-Fab type B gas vent combines hemmed flues and casings that maximize product durability and reliability and minimize installation time. Designed for versatility, Metal-Fab type B gas vent products 3 - 6" adapt to major competing brands and when installed establish a UL Listed connection.

Metal-Fab 4MVSP