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    Sierra Flame 4 x 7" Flex Vent Extension Coupler Kit

    List Price: $59.99
    Sale Price: $51.00
    You Save: $8.99 (15%)
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    *Usually ships within 5-7 business days.

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    Product Details
    Manufacturer: Sierra Flame
    Part Number: SF942074C
    eFireplaceStore Item Number: SFL-SF942074C


    • Size: 4 Inch
    • Color: Stainless Steel
    • One 4" flexible vent pipe coupler
    • One 7" flexible vent pipe coupler
    • 4" x 7" flexible vent pipe extension coupler kit

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

    This pair of stainless steel couplers is compatible with Newcomb, Bennett, Stanford, Austin, Palisade, and Thompson direct-vent units.  This 4" x 7" flex extension coupler kit contains two couplers - one for the inner flex line tube that suctions in the air for combustion and one for the outer flex line tube used to expel combustion particles from the home.  Each coupler has the capacity to make either a 1-4" connection or a 1-7" connection for secure fittings on the venting lines.
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