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    Metal-Fab 4 Inch to 8 Inch Type B Round Chimney Pipe Increaser

    32.95
    List Price: $39.99
    Sale Price: $32.95
    You Save: $7.04 (18%)
    In Stock.
    * Usually Ships Same Business Day.
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    Product Details
    Free Venting Design & Quote:
    Manufacturer: Metal-Fab
    Part Number: 4MIX8
    eFireplaceStore Item Number: MFB-4MIX8
    UPC: 622417101042

    Features

    • Allows connection of 4" and 8" 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
    • 4" end is compatible with other brands of UL Listed round gas vent pipe (see list below)
    • Listed to UL 441
    • Limited one-year warranty
    • Specifications:
      • Small End: 4" Dia.
      • Large End: 8" Dia.
      • Height: 8.5"
    3" to 6" pipe sizes are compatible with the following brands of Type B gas vent pipe :
    • General Products Co. - Airjet
    • American Metal Products Co. - Amerivent
    • Hart & Cooley - Metlvent
    • Household Manufacturing Inc. - Metalbestos and Airmate
    • Mitchell Metal Products Inc. - Mitchvent
    • Selkirk Metalbestos - Metalbestos
    • Simpson Dura-Vent Inc. - DuraVent
    • ECCO Heating Products - ECCO Manufacturing


    *Venting Requirements: This unit requires venting pipe with an inner diameter of 4 Inches. Please see the Venting Components section on this page for venting pipe that must be used with this unit.

    Part of Metal-Fab's versatile Type B line, this Metal-Fab 4 Inch to 8 Inch Type B Chimney Pipe Increaser is exactly what you need if you want to increase your round vent diameter from four to eight inches.
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