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Kayflow

Kayflow is a leading UK manufacturer of rainwater, soil & waste, and underground drainage systems. With over 40 years of plastics industry expertise, the brand is trusted for delivering reliable, high-quality drainage solutions for trade professionals and homeowners alike.

Combining product innovation with a strong commitment to sustainability, Kayflow offers durable drainage systems that incorporate recycled materials and are designed to provide long-lasting performance across a wide range of building projects.

  • Gutter Balloon Leaf Guard
    SKU#: KFL1BL
    Gutter Balloon Leaf Guard
    £2.58 £2.15
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  • Anthracite Grey 65mm Square Flush Downpipe Clip (Kayflow)
    SKU#: KFCS2AG
    Anthracite Grey 65mm Square Flush Downpipe Clip
    £1.54 £1.28
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  • Anthracite Grey 65mm Square 67.5 Degree Branch (Kayflow)
    SKU#: KFYS1AG
    Anthracite Grey 65mm Square 67.5 Degree Branch
    £7.86 £6.55
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  • Anthracite Grey 65mm Square Downpipe Socket (Kayflow)
    SKU#: KFSS1AG
    Anthracite Grey 65mm Square Downpipe Socket
    £1.99 £1.66
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  • Anthracite Grey 65mm Square Downpipe Clip (Kayflow)
    SKU#: KFCS1AG
    Anthracite Grey 65mm Square Downpipe Clip
    £0.97 £0.81
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    +
  • Anthracite Grey 65mm Square 112.5 Degree Offset Bend (Kayflow)
    SKU#: KFBS2AG
    Anthracite Grey 65mm Square 112.5 Degree Offset Bend
    £2.74 £2.28
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    +
  • Anthracite Grey 65mm Square 92.5 Degree Offset Bend (Kayflow)
    SKU#: KFBS1AG
    Anthracite Grey 65mm Square 92.5 Degree Offset Bend
    £4.55 £3.79
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  • Anthracite Grey 65mm Square Downpipe (4m | Kayflow)
    SKU#: KFPS4AG
    Anthracite Grey 65mm Square Downpipe (4m)
    £14.53 £12.11
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  • Anthracite Grey 65mm Square Downpipe (2.5m | Kayflow)
    SKU#: KFPS25AG
    Anthracite Grey 65mm Square Downpipe (2.5m)
    £10.20 £8.50
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  • Anthracite Grey 65mm Square Shoe (Kayflow)
    SKU#: KFBS3AG
    Anthracite Grey 65mm Square Shoe
    £3.07 £2.56
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    +
  • Anthracite Grey 117mm Square Gutter to 65mm Square or 68mm Round Downpipe Running Outlet (Kayflow)
    SKU#: KFOS1AG
    Anthracite Grey 117mm Square Gutter to 65mm Square or 68mm Round Downpipe Running Outlet
    £3.98 £3.32
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    +
  • Anthracite Grey 117mm Square Union Bracket
    SKU#: KFUS1AG
    Anthracite Grey 117mm Square Union Bracket
    £2.63 £2.19
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    +
  • Anthracite Grey 117mm Square Gutter Fascia Bracket
    SKU#: KFKS1AG
    Anthracite Grey 117mm Square Gutter Fascia Bracket
    £0.90 £0.75
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    +
  • Anthracite Grey 117mm Square Internal Stopend
    SKU#: KFES2AG
    Anthracite Grey 117mm Square Internal Stopend
    £1.44 £1.20
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    +
  • Anthracite Grey 117mm Square External Stopend
    SKU#: KFES1AG
    Anthracite Grey 117mm Square External Stopend
    £1.98 £1.65
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    +
  • Anthracite Grey 117mm Square 90 Degree Angle
    SKU#: KFAS1AG
    Anthracite Grey 117mm Square 90 Degree Angle
    £4.84 £4.03
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    +
  • Anthracite Grey 117mm Square Gutter (4m | Kayflow)
    SKU#: KFGS4AG
    Anthracite Grey 117mm Square Gutter (4m)
    £15.11 £12.59
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  • Underground 450 Inspection Chamber Base (160mm/110mm)
    SKU#: UG1014
    Underground 450 Inspection Chamber Base (160mm/110mm)
    £59.94 £49.95
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  • Underground 450 Inspection Chamber Base (110mm)
    SKU#: UG1005
    Underground 450 Inspection Chamber Base (110mm)
    £31.02 £25.85
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  • Underground Riser Seals For 450 Base
    SKU#: UG1007
    Underground Riser Seals For 450 Base
    £1.49 £1.24
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  • Underground 450 Raising Piece
    SKU#: UG1003
    Underground 450 Raising Piece
    £16.79 £13.99
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    +
  • Underground 450 Inspection Chamber Cover
    SKU#: UG1001
    Underground 450 Inspection Chamber Cover
    £39.92 £33.27
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    +
  • Underground 320 Inspection Chamber Base
    SKU#: UG1004
    Underground 320 Inspection Chamber Base
    £24.00 £20.00
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    +
  • Underground 320 Raising Piece
    SKU#: UG1002
    Underground 320 Raising Piece
    £9.90 £8.25
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    +
  • Square Cover & Frame 320mm
    SKU#: UG2000
    Square Cover & Frame 320mm
    £28.60 £23.83
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    +
  • Underground 320 Inspection Chamber Cover & Frame
    SKU#: UG1000
    Underground 320 Inspection Chamber Cover & Frame
    £24.49 £20.41
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  • Underground 320 Square Lid Adaptor
    SKU#: UG1013
    Underground 320 Square Lid Adaptor
    £6.46 £5.38
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    +
  • 110mm Grey Straight Access Pipe (Single Socket)
    SKU#: S25GY
    110mm Grey Straight Access Pipe (Single Socket)
    £23.41 £19.51
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  • 110mm Black Straight Access Pipe (Single Socket)
    SKU#: S25BL
    110mm Black Straight Access Pipe (Single Socket)
    £23.41 £19.51
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    +
  • 110mm Round Soil Coupler (Grey)
    SKU#: S16GY
    110mm Round Soil Coupler (Grey)
    £4.93 £4.11
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  • Soil Vent Cowl (White)
    SKU#: S21WH
    Soil Vent Cowl (White)
    £3.37 £2.81
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  • Soil Vent Cowl (Grey)
    SKU#: S21GY
    Soil Vent Cowl (Grey)
    £3.37 £2.81
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  • Soil Vent Cowl (Black)
    SKU#: S21BL
    Soil Vent Cowl (Black)
    £3.37 £2.81
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  • Soil Air Admittance Valve (White)
    SKU#: S24WH
    Soil Air Admittance Valve (White)
    £23.41 £19.51
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  • Soil Air Admittance Valve (Grey)
    SKU#: S24GY
    Soil Air Admittance Valve (Grey)
    £23.41 £19.51
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  • Soil Air Admittance Valve (Black)
    SKU#: S24BL
    Soil Air Admittance Valve (Black)
    £23.41 £19.51
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  • Soil End Plug/Cap Grey
    SKU#: S20GY
    Soil End Plug/Cap Grey
    £8.62 £7.18
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  • Soil End Plug/Cap - Black
    SKU#: S20BL
    Soil End Plug/Cap - Black
    £4.93 £4.11
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    +
  • 32mm Soil Adaptor (Black)
    SKU#: S32BL
    32mm Soil Adaptor (Black)
    £3.74 £3.12
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  • 40mm Soil Adaptor (Black)
    SKU#: S40BL
    40mm Soil Adaptor (Black)
    £3.94 £3.28
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NEWSLETTER SIGNUP

National Plastics is a trading name of Specialist Building Products Limited, a wholly owned subsidiary of the Epwin Group. Specialist Building Products Limited is registered in England & Wales. Company Registration number: 1268689. Registered Office: Friars Gate, 1011 Stratford Road, Shirley, Solihull, West Midlands B90 4BN. VAT Registration No. 864 4507 10. HN0226

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