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Deflecto Irb43 Plastic Reducer 4" To 3" 

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Model: IRB43

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4" to 3" increaser/reducer
  • allows use of 4" exhaust hood with 3" duct
  • each
  • Features

    • Connects 3" duct to 4" duct quickly, easily
    • Melting temperature - 325°F +/-


    General Information
    ManufacturerDeflecto Corporation
    Manufacturer Part NumberIRB43
    Manufacturer Website Addresshttp://www.deflecto.com
    Brand Namedeflecto
    Product ModelIRB43
    Product NameIRB43 CFM Reducer
    Product TypeCFM Reducer
    Physical Characteristics
    ProductTitledeflecto IRB43 CFM Reducer

    Warranty Information

    Beach Audio Warranty

    This product was added to our catalog on Thursday, April 13, 2017.


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