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    Kayflow - Swish Building Products

    Kayflow drainage products are part of the Swish Building Products range, offering practical and reliable underground drainage solutions for domestic and commercial projects.

    At Rose Building Supplies, we list our Kayflow underground drainage fittings under Swish Building Products, as Kayflow forms part of the wider Swish product range. This includes essential drainage components such as adaptors, bends, junctions, gullies, pipes and ancillary fittings designed for easy installation and long-lasting performance.

    Kayflow products are commonly used for external drainage systems, including surface water management around driveways, patios, gardens and building projects. The range is lightweight, easy to handle and designed to work as part of a user-friendly underground drainage system.

    Read more about Kayflow brand

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    68mm Round Downpipe 2.5m - Black

    68mm round black downpipe, 2.5m long, for carrying rainwater from compatible gutter outlets to ground-level drainage or a rainwater shoe. Lightweight PVC-U construction makes it ideal for new installations, repairs and replacement rainwater pipe runs.
    Stock Availability: In stock
    £8.99 incl tax

    68mm Round Downpipe 4m - Black

    68mm round black downpipe, 4m long, designed to carry rainwater from compatible gutter outlets to ground-level drainage or a downpipe shoe. Lightweight PVC-U construction makes it suitable for new installations, repairs and longer replacement rainwater pipe runs.
    Stock Availability: In stock
    £14.75 incl tax

    68mm Round Downpipe 92.5° Offset Bend - Black

    68mm round black 92.5° offset bend for changing the direction of a compatible rainwater downpipe around eaves, fascia boards and other building features. Lightweight PVC-U fitting suitable for new guttering installations, repairs and replacement rainwater systems.
    Stock Availability: In stock
    £3.79 incl tax

    68mm Round Downpipe Rainwater Shoe - Black

    68mm round black downpipe shoe for directing rainwater away from the base of a downpipe and towards a suitable drain or surface discharge point. Lightweight PVC-U fitting for compatible round rainwater systems.
    Stock Availability: In stock
    £2.50 incl tax

    68mm Round Downpipe Socket / Connector - Black

    68mm round black downpipe connector, also known as a pipe socket, for joining two compatible rainwater pipe lengths together in a continuous run. Lightweight PVC-U fitting suitable for new guttering installations, repairs and replacement downpipe systems.
    Stock Availability: In stock
    £1.32 incl tax

    Round Rainwater Downpipe Bracket Clip 68mm Black

    Round Rainwater Downpipe 68mm Bracket Black is a
    simple yet essential fixing accessory for securing round downpipes to walls and
    structural surfaces. Designed with the installer in mind, this robust clip
    ensures your rainwater system stays firmly in place — even in the face of
    strong winds and heavy rainfall.
    Stock Availability: In stock
    £0.66 incl tax

    Underground 100mm Inlet Roddable Bottle Gully 90° Outlet Round Grid

    Underground 100mm Inlet Roddable Bottle Gully 90° Outlet Round Grid - Circular bottle gulley with trap to keep unpleasant drain smells below the ground and a raised rear socketed inlet that allows additional inlets.
    Stock Availability: In stock
    £20.50 incl tax

    Underground 110-160mm Single Socket Level Invert Taper Socket Reducer

    Underground 110-160mm Single Socket Level Invert Taper Socket Reducer is the perfect solution for non-pressured drainage pipes. With its 160mm to 110mm reducer, this underground pipe fitting enables a seamless connection between a 110mm pipe and a larger 160mm pipe. Installation is a breeze, and its design incorporates a level invert for optimal performance.
    Stock Availability: In stock
    £12.79 incl tax

    Underground 110mm 0-90deg Double Sock Adjustable Bend

    Underground 110mm 0-90deg Double Sock Adjustable Bend -Designed to twist in two places, which means this one bend can be used for all angles from 0 to 90°. Ideal for making perfectly aligned connections, into existing 110mm underground drainage systems. Features socket connection on both ends.
    Stock Availability: In stock
    £27.95 incl tax

    Underground 110mm Bottle Circular Gully Plastic Grid

    Underground 110mm Bottle Circular Gully Plastic Grid - Durable, 179mm diameter circular grid for round bottle gulley of 110mm underground drainage systems. Allows water to pass, but prevents entry of leaves and airborne debris.
    Stock Availability: In stock
    £2.99 incl tax

    Underground 110mm Double Socket Slip Coupler

    Underground 110mm Double Socket Slip Coupler - Double socketed coupling for joining of 110mm plain ended drainage pipes or fittings. No central stop, so can be slipped along pipe, which makes it ideal for replacing sections of pipe and fitting in tight space. Features fixed EPDM rubber seals to both ends. Pipe should be chamfered and lubricated with silicone grease or spray prior to fitting, to ensure the best seal. Insert pipe to central stop and pull back 10mm to provide room for ground movement.
    Stock Availability: In stock
    £5.89 incl tax

    Underground 110mm Drain Pipe Low Level P Trap Gully

    Underground 110mm Drain Pipe Low Level P Trap Gully - Designed to suit 110mm drainpipes, this Drain Pipe Low-Level P Trapped Gully will help ensure foul odours do not penetrate your underground drainage system and back towards your property. A body of water will sit beneath the gully outlet, forming a barrier against nasty smells.
    Stock Availability: In stock
    £20.75 incl tax

    Underground 110mm Inlet Gully Raising Piece 200mm

    Underground 110mm Inlet Gully Raising Piece 200mm tits directly into round bottle Gulley, of 110mm underground drainage, to extend height when surface level is greater than height of Gulley. Each riser can increase height by 200mm and be easily cut to desired length.
    Stock Availability: In stock
    £13.00 incl tax

    Underground 110mm Rectangular Hopper With Grid

    Underground 110mm Rectangular Hopper With Grid - Push fits into socketed P Trap Gully of 110mm underground drainage system. Features two closed side bosses for optional connection of waste pipes below the ground level.
    Stock Availability: In stock
    £22.79 incl tax

    Underground 110mm Round to Square Grid Adaptor Black

    Underground 110mm Round to Square Grid Adaptor Black designed to connect 110mm underground drainage pipework to a square grid or drain fitting. Ideal for use in external drainage systems, providing a neat and secure transition between round pipe and square grid connections.
    Stock Availability: In stock
    £4.00 incl tax
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