Free shipping
Low Price
View Cart

    Metal-Fab 10 Inch to 12 Inch Type B Round Chimney Pipe Increaser

    List Price: $159.99
    Sale Price: $127.74
    You Save: $32.25 (20%)
    In Stock.
    *Usually ships within 3-5 business days.

    See complete product details >>
    Product Details
    Free Venting Design & Quote:
    Manufacturer: Metal-Fab
    Part Number: 10MIX12
    eFireplaceStore Item Number: MFB-10MIX12
    UPC: 622417100267


    • Allows connection of 10" and 12" pipe
    • .018" galvanized steel outer wall and aluminum alloy inner wall
    • Double-wall design allows a 1" clearance to combustibles
    • For use with Metal-Fab Type B Round Chimney Pipe
    • Secure locking system requires no tools
    • Hemmed flue and casing eliminate sharp edges
    • Listed to UL 441
    • Limited one-year warranty
    • Specifications:
      • Small End: 10" Dia.
      • Large End: 12" Dia.
      • Height: 8.5"

    *Venting Requirements: This unit requires venting pipe with an inner diameter of 10 Inches. Please see the Venting Components section on this page if available for venting pipe that must be used with this unit.

    Part of Metal-Fab's versatile Type B line, this Metal-Fab 10 Inch to 12 Inch Type B Chimney Pipe Increaser is exactly what you need if you want to increase your round vent diameter from ten to twelve inches.
    Customer Questions & Answers
    Customer Reviews

    Find the Right Gas Logs
    For Your Fireplace

    Gas Log Calculator Gas Log Calculator
    Back to Top

    Let Our Experts Design
    Your Venting System

    Free Venting Design and Quote Free Venting Design and Quote
    Sign-up for our Email!
    Enter your email for new arrivals and special offers.