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    HP Pipework & Insulation

    Our EN1057 copper tube and insulation range is specifically designed to meet the rigorous demands of modern Air Source Heat Pump (ASHP) installations.

    ✔ High-Quality EN1057 Copper Tube
    Manufactured to the European standard EN1057, our copper tube ensure excellent thermal conductivity, corrosion resistance, and long-term durability. Available in 3m or 6m straight lengths in multiple sizes to suit all residential and commercial ASHP systems.

    ✔ Different Insulation 
    Coil and straight lengths available in self-seal, slit & unslit form in various thickness.

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    Picture of 22mm x 32mm Insulation Tube Class O 2m (7/8"x1 1/4" Wall) (32 Metres Per Box)

    22mm x 32mm Insulation Tube Class O 2m (7/8"x1 1/4" Wall) (32 Metres Per Box)

    KAI022032
    Kaimann Kaiflex ST High Performance Class O Pipe Insulation. Excellent fire resistance and thermal efficiency. 7/8in (22mm) Bore x 1.1/4in (32mm) Wall. (Price Per Metre - Sold in 2m Lengths) - Black
    Status: Out of Stock
    Picture of 15mm x 32mm Insulation Tube Class O 2m (5/8"x1 1/4" Wall) (32 Metres Per Box)

    15mm x 32mm Insulation Tube Class O 2m (5/8"x1 1/4" Wall) (32 Metres Per Box)

    KAI015032
    Kaimann Kaiflex ST High Performance Class O Pipe Insulation. Excellent fire resistance and thermal efficiency. 5/8in (15mm) Bore x 1.1/4in (32mm) Wall. (Price Per Metre - Sold in 2m Lengths) - Black
    Status: Out of Stock
    Picture of 28mm x 25mm Insulation Tube Class O 2m (1 1/8"x1" Wall) (40 Metres Per Box)

    28mm x 25mm Insulation Tube Class O 2m (1 1/8"x1" Wall) (40 Metres Per Box)

    KAI028025
    Kaimann Kaiflex ST High Performance Class O Pipe Insulation. Excellent fire resistance and thermal efficiency. 1.1/8in (28mm) Bore x 1in (25mm) Wall. (Price Per Metre - Sold in 2m Lengths) - Black
    Status: In Stock
    Picture of 15mm x 25mm Insulation Tube Class O 2m (5/8"x1" Wall) (56 Metres Per Box)

    15mm x 25mm Insulation Tube Class O 2m (5/8"x1" Wall) (56 Metres Per Box)

    KAI015025
    Kaimann Kaiflex ST High Performance Class O Pipe Insulation. Excellent fire resistance and thermal efficiency. 5/8in (15mm) Bore x 1in (25mm) Wall. (Price Per Metre - Sold in 2m Lengths) - Black
    Status: In Stock
    Picture of 15x25 EVO Armaflex Self Seal (48 Mtrs per box)

    15x25 EVO Armaflex Self Seal (48 Mtrs per box)

    ARM015025SS
    15mm x 25mm Armaflex Flexible Self Seal Pipe Insulation Lagging - 2 Metre Length Black Nitrile Foam (Price Per Metre - 1 Length = 2m)
    Status: In Stock
    Picture of 28mm x 9mm Insulation Tube Class O 2m (1 1/8"x3/8" Wall) (124 Metres Per Box)

    28mm x 9mm Insulation Tube Class O 2m (1 1/8"x3/8" Wall) (124 Metres Per Box)

    KAI028009
    Kaimann Kaiflex ST High Performance Class O Pipe Insulation. Excellent fire resistance and thermal efficiency. 1-1/8in (28mm) Bore x 3/8in (9mm) Wall. (Price Per Metre - Sold in 2m Lengths) - Black
    Status: In Stock
    Picture of 35mm x 25mm Insulation Tube Class O 2m (1 3/8"x1" Wall) (32 Metres Per Box)

    35mm x 25mm Insulation Tube Class O 2m (1 3/8"x1" Wall) (32 Metres Per Box)

    KAI035025
    Kaimann Kaiflex ST High Performance Class O Pipe Insulation. Excellent fire resistance and thermal efficiency. 1-3/8in (35mm) Bore x 1in (25mm) Wall. (Price Per Metre - Sold in 2m Lengths) - Black
    Status: Out of Stock
    Picture of 28mm x 13mm Insulation Tube Class O 15m Coil (1 1/8"x1/2" Wall)

    28mm x 13mm Insulation Tube Class O 15m Coil (1 1/8"x1/2" Wall)

    KAI028013BAG
    Kaimann Kaiflex ST High Performance Class O Pipe Insulation. Excellent fire resistance and thermal efficiency. 1-1/8in (28mm) Bore x 1/2in (13mm) Wall. 15m Coil Individually packaged in plastic bag - Black
    Status: In Stock
    Picture of 28mm x 9mm Insulation Tube Class O 15m Coil (1 1/8"x3/8" Wall)

    28mm x 9mm Insulation Tube Class O 15m Coil (1 1/8"x3/8" Wall)

    KAI028009BAG
    Kaimann Kaiflex ST High Performance Class O Pipe Insulation. Excellent fire resistance and thermal efficiency. 1-1/8in (28mm) Bore x 3/8in (9mm) Wall. 15m Coil Individually packaged in plastic bag - Black
    Status: In Stock
    Picture of 22mm x 9mm Insulation Tube Class O 15m Coil (7/8"x3/8" Wall)

    22mm x 9mm Insulation Tube Class O 15m Coil (7/8"x3/8" Wall)

    KAI022009BAG
    Kaimann Kaiflex ST High Performance Class O Pipe Insulation. Excellent fire resistance and thermal efficiency. 7/8in (22mm) Bore x 3/8in (9mm) Wall. 15m Coil Individually packaged in plastic bag - Black
    Status: In Stock
    Picture of 15mm x 9mm Insulation Tube Class O 15m Coil (5/8"x3/8" Wall)

    15mm x 9mm Insulation Tube Class O 15m Coil (5/8"x3/8" Wall)

    KAI015009BAG
    Kaimann Kaiflex ST High Performance Class O Pipe Insulation. Excellent fire resistance and thermal efficiency. 5/8in (15mm) Bore x 3/8in (9mm) Wall. 15m Coil Individually packaged in plastic bag - Black
    Status: In Stock
    Picture of 22mm x 13mm Insulation Tube Class O 15m Coil (7/8"x1/2" Wall)

    22mm x 13mm Insulation Tube Class O 15m Coil (7/8"x1/2" Wall)

    KAI022013BAG
    Kaimann Kaiflex ST High Performance Class O Pipe Insulation. Excellent fire resistance and thermal efficiency. 7/8in (22mm) Bore x 1/2in (13mm) Wall. 15m Coil Individually packaged in plastic bag - Black
    Status: In Stock
    Picture of 22mm x 25mm Insulation Tube Class O 2m (7/8"x1" Wall) (42 Metres Per Box)

    22mm x 25mm Insulation Tube Class O 2m (7/8"x1" Wall) (42 Metres Per Box)

    KAI022025
    Kaimann Kaiflex ST High Performance Class O Pipe Insulation. Excellent fire resistance and thermal efficiency. 7/8in (22mm) Bore x 1in (25mm) Wall. (Price Per Metre - Sold in 2m Lengths) - Black
    Status: In Stock
    Picture of 15mm x 13mm Insulation Tube Class O 15m Coil (5/8"x1/2" Wall)

    15mm x 13mm Insulation Tube Class O 15m Coil (5/8"x1/2" Wall)

    KAI015013BAG
    Kaimann Kaiflex ST High Performance Class O Pipe Insulation. Excellent fire resistance and thermal efficiency. 5/8in (15mm) Bore x 1/2in (13mm) Wall. 15m Coil Individually packaged in plastic bag - Black
    Status: In Stock
    Picture of 35mm x 9mm Insulation Tube Class O 2m (1 3/8"x3/8" Wall) (92 Metres Per Box)

    35mm x 9mm Insulation Tube Class O 2m (1 3/8"x3/8" Wall) (92 Metres Per Box)

    KAI035009
    Kaimann Kaiflex ST High Performance Class O Pipe Insulation. Excellent fire resistance and thermal efficiency. 1-3/8in (35mm) Bore x 3/8in (9mm) Wall. (Price Per Metre - Sold in 2m Lengths) - Black
    Status: In Stock
    Picture of 35mm x 19mm Insulation Tube Class O 2m (1 3/8"x3/4" Wall) (48 Metres Per Box)

    35mm x 19mm Insulation Tube Class O 2m (1 3/8"x3/4" Wall) (48 Metres Per Box)

    KAI035019
    Kaimann Kaiflex ST High Performance Class O Pipe Insulation. Excellent fire resistance and thermal efficiency. 1-3/8in (35mm) Bore x 3/4in (19mm) Wall. (Price Per Metre - Sold in 2m Lengths) - Black
    Status: In Stock
    Picture of 28mm x 19mm Insulation Tube Class O 2m (1 1/8"x3/4" Wall) (56 Metres Per Box)

    28mm x 19mm Insulation Tube Class O 2m (1 1/8"x3/4" Wall) (56 Metres Per Box)

    KAI028019
    Kaimann Kaiflex ST High Performance Class O Pipe Insulation. Excellent fire resistance and thermal efficiency. 1-1/8in (28mm) Bore x 3/4in (19mm) Wall. (Price Per Metre - Sold in 2m Lengths) - Black
    Status: In Stock
    Picture of 28mm x 13mm Insulation Tube Class O 2m (1 1/8"x1/2" Wall) (84 Metres Per Box)

    28mm x 13mm Insulation Tube Class O 2m (1 1/8"x1/2" Wall) (84 Metres Per Box)

    KAI028013
    Kaimann Kaiflex ST High Performance Class O Pipe Insulation. Excellent fire resistance and thermal efficiency. 1-1/8in (28mm) Bore x 1/2in (13mm) Wall. (Price Per Metre - Sold in 2m Lengths) - Black
    Status: In Stock
    Picture of 15mm x 19mm Insulation Tube Class O 2m (5/8"x3/4" Wall) (80 Metres Per Box)

    15mm x 19mm Insulation Tube Class O 2m (5/8"x3/4" Wall) (80 Metres Per Box)

    KAI015019
    Kaimann Kaiflex ST High Performance Class O Pipe Insulation. Excellent fire resistance and thermal efficiency. 5/8in (15mm) Bore x 3/4in (19mm) Wall. (Price Per Metre - Sold in 2m Lengths) - Black
    Status: In Stock
    Picture of 35mm x 13mm Insulation Tube Class O 2m (1 3/8"x1/2" Wall) (76 Metres Per Box)

    35mm x 13mm Insulation Tube Class O 2m (1 3/8"x1/2" Wall) (76 Metres Per Box)

    KAI035013
    Kaimann Kaiflex ST High Performance Class O Pipe Insulation. Excellent fire resistance and thermal efficiency. 1-3/8in (35mm) Bore x 1/2in (13mm) Wall. (Price Per Metre - Sold in 2m Lengths) - Black
    Status: In Stock
    Picture of 22mm x 9mm Insulation Tube Class O 2m (7/8"x3/8" Wall) (156 Metres Per Box)

    22mm x 9mm Insulation Tube Class O 2m (7/8"x3/8" Wall) (156 Metres Per Box)

    KAI022009
    Kaimann Kaiflex ST High Performance Class O Pipe Insulation. Excellent fire resistance and thermal efficiency. 7/8in (22mm) Bore x 3/8in (9mm) Wall. (Price Per Metre - Sold in 2m Lengths) - Black
    Status: In Stock
    Picture of 22mm x 13mm Insulation Tube Class O 2m (7/8"x1/2" Wall) (108 Metres Per Box)

    22mm x 13mm Insulation Tube Class O 2m (7/8"x1/2" Wall) (108 Metres Per Box)

    KAI022013
    Kaimann Kaiflex ST High Performance Class O Pipe Insulation. Excellent fire resistance and thermal efficiency. 7/8in (22mm) Bore x 1/2in (13mm) Wall. (Price Per Metre - Sold in 2m Lengths) - Black
    Status: In Stock
    Picture of 22mm x 19mm Insulation Tube Class O 2m (7/8"x3/4" Wall) (72 Metres Per Box)

    22mm x 19mm Insulation Tube Class O 2m (7/8"x3/4" Wall) (72 Metres Per Box)

    KAI022019
    Kaimann Kaiflex ST High Performance Class O Pipe Insulation. Excellent fire resistance and thermal efficiency. 7/8in (22mm) Bore x 3/4in (19mm) Wall. (Price Per Metre - Sold in 2m Lengths) - Black
    Status: In Stock
    Picture of 15mm x 13mm Insulation Tube Class O 2m (5/8"x1/2" Wall) (144 Metres Per Box)

    15mm x 13mm Insulation Tube Class O 2m (5/8"x1/2" Wall) (144 Metres Per Box)

    KAI015013
    Kaimann Kaiflex ST High Performance Class O Pipe Insulation. Excellent fire resistance and thermal efficiency. 5/8in (15mm) Bore x 1/2in (13mm) Wall. (Price Per Metre - Sold in 2m Lengths) - Black
    Status: In Stock
    Picture of 15mm x 9mm Insulation Tube Class O 2m (5/8"x3/8" Wall) (224 Metres Per Box)

    15mm x 9mm Insulation Tube Class O 2m (5/8"x3/8" Wall) (224 Metres Per Box)

    KAI015009
    Kaimann Kaiflex ST High Performance Class O Pipe Insulation. Excellent fire resistance and thermal efficiency. 5/8in (15mm) Bore x 3/8in (9mm) Wall. (Price Per Metre - Sold in 2m Lengths) - Black
    Status: In Stock
    Picture of 28x25 EVO Armaflex Self Seal (36m per box)

    28x25 EVO Armaflex Self Seal (36m per box)

    ARM028025SS
    28mm x 25mm Armaflex Flexible Self Seal Pipe Insulation Lagging - 2 Metre Length Black Nitrile Foam (Price Per Metre - 1 Length = 2m)
    Status: In Stock
    Picture of 15mm x 25mm Insulation Tube Class O Self-Seal 2m (56 Metres Per Box)

    15mm x 25mm Insulation Tube Class O Self-Seal 2m (56 Metres Per Box)

    KAI015025SS
    Kaimann Kaiflex ST Selfseal Class O Pipe Insulation. 5/8in (15mm) Bore x 1in (25mm) Wall. Self-seal with tangential cut for stronger adhesion (60 Metres Per Box) Price Per Metre - Sold in 2m Lengths - Black
    Status: In Stock
    Picture of 35mm x 25mm Insulation Tube Class O Self-Seal 2m (32 Metres Per Box)

    35mm x 25mm Insulation Tube Class O Self-Seal 2m (32 Metres Per Box)

    KAI035025SS
    Kaimann Kaiflex ST Selfseal Class O Pipe Insulation. 1.3/8in (35mm) Bore x 1in (25mm) Wall. Self-seal with tangential cut for stronger adhesion (32 Metres Per Box) Price Per Metre - Sold in 2m Lengths - Black
    Status: In Stock
    Picture of 35mm x 19mm Insulation Tube Class O Self-Seal 2m (48 Metres Per Box)

    35mm x 19mm Insulation Tube Class O Self-Seal 2m (48 Metres Per Box)

    KAI035019SS
    Kaimann Kaiflex ST Selfseal Class O Pipe Insulation. 1.3/8in (35mm) Bore x 3/4in (19mm) Wall. Self-seal with tangential cut for stronger adhesion (48 Metres Per Box) Price Per Metre - Sold in 2m Lengths - Black
    Status: In Stock
    Picture of 28mm x 19mm Insulation Tube Class O Self-Seal 2m (56 Metres Per Box)

    28mm x 19mm Insulation Tube Class O Self-Seal 2m (56 Metres Per Box)

    KAI028019SS
    Kaimann Kaiflex ST Selfseal Class O Pipe Insulation. 1.1/8in (28mm) Bore x 3/4in (19mm) Wall. Self-seal with tangential cut for stronger adhesion (58 Metres Per Box) Price Per Metre - Sold in 2m Lengths - Black
    Status: In Stock
    Picture of 22mm x 25mm Insulation Tube Class O Self-Seal 2m (42 Metres Per Box)

    22mm x 25mm Insulation Tube Class O Self-Seal 2m (42 Metres Per Box)

    KAI022025SS
    Kaimann Kaiflex ST Selfseal Class O Pipe Insulation. 7/8in (22mm) Bore x 1in (25mm) Wall. Self-seal with tangential cut for stronger adhesion (42 Metres Per Box) Price Per Metre - Sold in 2m Lengths - Black
    Status: In Stock
    Picture of 35x19 EVO Armaflex Self Seal (36 Mtrs per box)

    35x19 EVO Armaflex Self Seal (36 Mtrs per box)

    ARM035019SS
    35mm x 19mm Armaflex Flexible Self Seal Pipe Insulation Lagging - 2 Metre Length Black Nitrile Foam (Price Per Metre - 1 Length = 2m)
    Status: In Stock
    Picture of 35x09 EVO Armaflex Self Seal (76 Mtrs per box)

    35x09 EVO Armaflex Self Seal (76 Mtrs per box)

    ARM035009SS
    35mm x 09mm Armaflex Flexible Self Seal Pipe Insulation Lagging - 2 Metre Length Black Nitrile Foam (Price Per Metre - 1 Length = 2m)
    Status: In Stock
    Picture of 28mm x 25mm Insulation Tube Class O Self-Seal 2m (40 Metres Per Box)

    28mm x 25mm Insulation Tube Class O Self-Seal 2m (40 Metres Per Box)

    KAI028025SS
    Kaimann Kaiflex ST Selfseal Class O Pipe Insulation. 1.1/8in (28mm) Bore x 1in (25mm) Wall. Self-seal with tangential cut for stronger adhesion (40 Metres Per Box) Price Per Metre - Sold in 2m Lengths - Black
    Status: In Stock
    Picture of 35mm x 9mm Insulation Tube Class O Self-Seal 2m (92 Metres Per Box)

    35mm x 9mm Insulation Tube Class O Self-Seal 2m (92 Metres Per Box)

    KAI035009SS
    Kaimann Kaiflex ST Selfseal Class O Pipe Insulation. 1.3/8in (35mm) Bore x 3/8in (09mm) Wall. Self-seal with tangential cut for stronger adhesion (92 Metres Per Box) Price Per Metre - Sold in 2m Lengths - Black
    Status: In Stock
    Picture of 28x09 EVO Armaflex Self Seal (98 Mtrs per box)

    28x09 EVO Armaflex Self Seal (98 Mtrs per box)

    ARM028009SS
    28mm x 9mm Armaflex Flexible Self Seal Pipe Insulation Lagging - 2 Metre Length Black Nitrile Foam (Price Per Metre - 1 Length = 2m)
    Status: In Stock
    Picture of 22x19 EVO Armaflex Self Seal (56m per box)

    22x19 EVO Armaflex Self Seal (56m per box)

    ARM022019SS
    22mm x 19mm Armaflex Flexible Self Seal Pipe Insulation Lagging - 2 Metre Length Black Nitrile Foam (Price Per Metre - 1 Length = 2m)
    Status: In Stock
    Picture of 35x13 EVO Armaflex Self Seal (60 Mtrs per box)

    35x13 EVO Armaflex Self Seal (60 Mtrs per box)

    ARM035013SS
    35mm x 13mm Armaflex Flexible Self Seal Pipe Insulation Lagging - 2 Metre Length Black Nitrile Foam (Price Per Metre - 1 Length = 2m)
    Status: In Stock
    Picture of 28x19 EVO Armaflex Self Seal (48 Mtrs per box)

    28x19 EVO Armaflex Self Seal (48 Mtrs per box)

    ARM028019SS
    28mm x 19mm Armaflex Flexible Self Seal Pipe Insulation Lagging - 2 Metre Length Black Nitrile Foam (Price Per Metre - 1 Length = 2m)
    Status: In Stock
    Picture of 15mm x 19mm Insulation Tube Class O Self-Seal 2m (80 Metres Per Box)

    15mm x 19mm Insulation Tube Class O Self-Seal 2m (80 Metres Per Box)

    KAI015019SS
    Kaimann Kaiflex ST Selfseal Class O Pipe Insulation. 5/8in (15mm) Bore x 3/4in (19mm) Wall. Self-seal with tangential cut for stronger adhesion (86 Metres Per Box) Price Per Metre - Sold in 2m Lengths - Black
    Status: In Stock
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