Sid Harvey’s provides a comprehensive range of ductwork and HVAC components.
From forced air systems to flue pipes, our inventory includes everything needed for efficient and well-sealed installations. We carry trusted brands like Southwark, Lukjan, Snappy, Quietflex, and Atco, ensuring quality and performance. Explore our duct solutions to enhance energy efficiency in residential and commercial systems.

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Metal-Fab MLK0435 Gas Chimney Liner Kit


Metal-Fab MLK0425

Item#:
MLK0435
Manufacturer Item:
MLK0435
Manufacturer:
METAL-FAB INC
  • Olympia Chimney Rhino Rigid SS Chimney Liner
  • Smooth interior for less turbulence and better draft
  • Expanded ends mean better flow
  • High-quality stainless steel, 316L and 304L alloys
  • Smooth-weld seams seal gases and moisture completely and keeps pipe perfectly round to guarantee a perfect fit every time
  • Offers the most efficient venting due to turbulence
  • Available in round and custom shaped to oval, rectangle, and square
  • Made in USA

    Olympia Chimney RL304-0636

  • Item#:
    RL304-0636
    Manufacturer Item:
    RL304-0636
    Manufacturer:
    SMOKE PIPE & SHEET METAL
    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 3M18

    Item#:
    3M6A
    Manufacturer Item:
    3M6A
    Manufacturer:
    METAL-FAB INC
    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 Koat SM RAIN CAP NEWSTYLE

    Item#:
    3M18
    Manufacturer Item:
    3M18
    Manufacturer:
    METAL-FAB INC
    Selkirk 0.012" Aluminum Inner and 0.018" G90 Galvanized Steel
    Selkirk RV round vent pipe is a listed Type B gas vent pipe. Its adjustable fittings and standard short lengths eliminate all cutting, fitting and special engineering. An improved joint design provides for a rapid and secure connection in seconds. The use of our LockTab feature gives installers the option of engaging this tab instead of using sheet metal screws.


    Selkirk 3RV-90

    Item#:
    3RV-AJ12
    Manufacturer Item:
    3RV-AJ12
    Manufacturer:
    SELKIRK CORP
    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 4M6A

    Item#:
    4M6AF
    Manufacturer Item:
    4M6AF
    Manufacturer:
    METAL-FAB INC
    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 4MO24

    Item#:
    4MOR
    Manufacturer Item:
    4MOR
    Manufacturer:
    METAL-FAB INC
    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.
    • 1" minimum clearance to combustibles
    • 1/4" annular insulating air space
    • SureLock locking system creates secure connections without tools
    • Hemmed flue and casing eliminate sharp edges
    • 1 year limited warrantyMetal-Fab 5M6AF B-Vent Female Adapter 5",
      ,



      Metal-Fab 5M6AF

    Item#:
    5M6AF
    Manufacturer Item:
    5M6AF
    Manufacturer:
    METAL-FAB INC
    Selkirk 0.012" Aluminum Inner and 0.018" G90 Galvanized Steel
    Selkirk RV round vent pipe is a listed Type B gas vent pipe. Its adjustable fittings and standard short lengths eliminate all cutting, fitting and special engineering. An improved joint design provides for a rapid and secure connection in seconds. The use of our LockTab feature gives installers the option of engaging this tab instead of using sheet metal screws.


    Selkirk 6RV-3

    Item#:
    6RV-3
    Manufacturer Item:
    6RV-3
    Manufacturer:
    SELKIRK CORP
    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.
    • 1" minimum clearance to combustibles
    • 1/4" annular insulating air space
    • SureLock locking system creates secure connections without tools
    • Hemmed flue and casing eliminate sharp edges
    • 1 year limited warrantyMetal-Fab 6M6AF B-Vent Female Adapter 6" Gallonvanized Steel Outer,
      ,



      Metal-Fab 6M6AF

    Item#:
    6M6AF
    Manufacturer Item:
    6M6AF
    Manufacturer:
    METAL-FAB INC
  • Across North America, home owners, maintenance professionals, contractors, distributors, engineers and heating equipment manufacturers are recognizing the unmatched value InnoFlue delivers to the HVAC industry.
  • Manufactured from environmentally friendly polypropylene, InnoFlue has been tested and is listed to all relevant American, Canadian and European Safety Standards. It is listed and warranted for sustained flue gas temperaturesup to 230°F (110°C), thus providing enhanced performance properties and significant safety margins. Centrotherm offers a comprehensive product line including test/inspection ports, condensate drains, siphons, flue collar adaptors, as well as excellent technical, sales and marketing support.

    InnoFlue Vent Systems are professional, reliable, environmentally sustainable and offer substantial labor savings due to reduced installation times.
  • Ease of Installation
  • Integrated gasket system allows for:
  • Faster, cleaner, V.O.C.-free installation
  • Immediate use of appliances upon installation
  • Post-installation adjustments
  • No fit up, couplers, primers or adhesives needed
  • Light weight makes for easy handling and rapid installation
  • New 1/4 pitch for 2, 3 and 4 Single Wall vent systems
  • Health and Safety ETL Listed: UL 1738, ULC-S636 Listed: CE EN 14471
  • Performs at sustained flue temperatures up to 230°F (110°C)
  • Listed at zero clearance to combustibles for all systems configurations
  • Environmentally-friendly polypropylene is 100% recyclable
  • Industry leading wall thickness enhances structural durability
  • Chloride free


    Centrotherm Eco Systems ISTC02

  • Item#:
    ISTC03
    Manufacturer Item:
    ISTC03
    Manufacturer:
    CENTROTHERM ECO SYSTEMS
  • Across North America, home owners, maintenance professionals, contractors, distributors, engineers and heating equipment manufacturers are recognizing the unmatched value InnoFlue delivers to the HVAC industry.
  • Manufactured from environmentally friendly polypropylene, InnoFlue has been tested and is listed to all relevant American, Canadian and European Safety Standards. It is listed and warranted for sustained flue gas temperaturesup to 230°F (110°C), thus providing enhanced performance properties and significant safety margins. Centrotherm offers a comprehensive product line including test/inspection ports, condensate drains, siphons, flue collar adaptors, as well as excellent technical, sales and marketing support.

    InnoFlue Vent Systems are professional, reliable, environmentally sustainable and offer substantial labor savings due to reduced installation times.
  • Ease of Installation
  • Integrated gasket system allows for:
  • Faster, cleaner, V.O.C.-free installation
  • Immediate use of appliances upon installation
  • Post-installation adjustments
  • No fit up, couplers, primers or adhesives needed
  • Light weight makes for easy handling and rapid installation
  • New 1/4 pitch for 2, 3 and 4 Single Wall vent systems
  • Health and Safety ETL Listed: UL 1738, ULC-S636 Listed: CE EN 14471
  • Performs at sustained flue temperatures up to 230°F (110°C)
  • Listed at zero clearance to combustibles for all systems configurations
  • Environmentally-friendly polypropylene is 100% recyclable
  • Industry leading wall thickness enhances structural durability
  • Chloride free


    Centrotherm Eco Systems ISLPT0202

  • Item#:
    ISSA0303
    Manufacturer Item:
    ISSA0303
    Manufacturer:
    CENTROTHERM ECO SYSTEMS
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