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    Navigator is a leading UK supplier of plumbing and heating products, offering a growing range of WRAS-approved and Kitemark-certified components. With trusted brands like Altopoly, MidBrass, Serpent, MagBlu & Salvus, Navigator delivers dependable quality and fast distribution to plumbing merchants across the country.

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    COMPRESSION 42mm x 35mm REDUCING SET 3 PIECE

    Compression 42mm x 35mm Reducing Set

    CORS-4235
    The Compression 42 mm x 35 mm Reducing Set 3 Piece CORS-4235 provides a reliable solution for connecting larger 42 mm pipework to smaller 35 mm pipes. This compression pipe reducing set ensures a secure, leak‑free joint and is ideal for plumbing, heating, and water supply installations. Perfect for professional plumbers and DIY repairs.
    £9.81 incl tax
    1/2" CAPS

    Black Iron - 1/2" Cap

    MAEC-D
    The 1/2" MAEC-D end caps in malleable iron provide a strong and reliable sealing solution for pipework systems. Ideal for plumbing and heating applications, ensuring secure closure of threaded pipe ends in both domestic and commercial installations.
    £5.16 incl tax
    1" Brass Flange Plug

    1" Brass Flange Plug

    BRFP-F
    The 1″ Brass Flange Plug (BRFP‑F) is a high‑quality, corrosion‑resistant BSP brass plumbing fitting engineered to seal threaded pipe ends in water, air and general pipework systems. Reliable performance with easy installation for commercial and domestic applications.
    £3.72 incl tax
    20mm MDPE x 15mm STOP TAP

    15mm x 20mm Stopcock

    BFST-2015
    20mm MDPE to 15mm stop tap with reliable compression connection, designed for quick and secure isolation on MDPE service pipework. Ideal for residential and commercial plumbing with robust brass construction and easy fit for water supply networks. BFST‑2015 stopcock delivers dependable shut‑off performance for maintenance, repairs and installations.
    £11.20 incl tax
    15mm x 3/4" FLEXIBLE TAP CONNECTOR WITH ISOLATING VALVE 300mm

    GENBRA 15 mm x 3/4" x 300 mm Flexi Tap Connector ISOxS

    BFFTCIV-15E300
    The GENBRA BFFTCIV-15E300 is a 300 mm flexible tap connector made from chromed brass nuts, steel hose and EPDM, designed to connect 15 mm pipework to standard ¾″ tap fittings — complete with built-in ISO isolating valve for easy water shut-off. Its flexible steel-braided design ensures a secure, leak-resistant link ideal for kitchens and bathrooms, while the chrome finish gives a clean, durable look and compatibility with both hot and cold water systems.
    £4.79 incl tax
    25mm MDPE x 15mm COUPLER

    Poly to Copper Coupling 25mm x 15mm

    BFMC-2515
    The 25 mm MDPE x 15 mm Coupler BFMC-2515 provides a secure and reliable connection between MDPE pipe and 15 mm copper or plastic pipework. Ideal for underground water supply and mains connections, this MDPE compression coupler ensures a watertight seal for both professional plumbing and DIY installations.
    £18.08 incl tax
    COMPRESSION 22mm x 1" ELBOWS FEMALE IRON

    Compression 22mm x 1" Elbow Female Iron

    COEAF-22F
    The COEAF-22F Compression Female Iron Elbow is a durable brass fitting designed for secure 90-degree connections between 22mm pipework and 1" female threaded fittings. Ideal for hot and cold water systems and central heating installations, this high-quality compression elbow ensures strong, leak-free performance with easy installation for UK plumbing applications.
    £7.99 incl tax
    Compression 28mm x 22mm Reducing Set

    Compression 28mm x 22mm Reducing Set

    CORS-2822
    28mm x 22mm compression reducing set (3 piece) for secure pipe size reduction in plumbing and heating systems. Durable, leak-resistant fitting for professional use.
    £4.36 incl tax
    End Feed 15mm x 10mm Fitting Reducer Long Shank

    15mm x 10mm Endfeed Long Shank Reducer EFFRL-1510

    EFFRL-1510
    The ENDFEED 15mm x 10mm Fittings Reducer Long Shank EFFRL-1510 is a high-quality copper fitting designed to reduce 15mm pipework down to 10mm while offering extra reach with its long shank. Ideal for hot and cold water installations and central heating systems, this endfeed reducer provides a secure, leak-resistant joint suitable for both professional plumbers and DIY users.
    £1.56 incl tax
    ENDFEED 42mm STRAIGHT COUPLINGS

    End Feed - 42mm Coupling

    EFC-42
    42mm endfeed straight coupling for securely joining large-bore copper pipework in plumbing and heating systems. Durable fitting for professional installations.
    £4.85 incl tax
    ENDFEED 54mm ELBOWS

    End Feed - 54mm Elbows

    EFE-54
    54mm endfeed copper elbow for secure 90-degree pipe direction changes in large-bore plumbing and heating systems. Durable fitting for professional installations.
    £12.29 incl tax
    SOLDER RING 28mm x 28mm x 22B REDUCING TEE

    Solder Ring 28mm x 28mm x 22mm Reducing Tee

    SRRT-282822
    The SRRT-282822 Solder Ring Reducing Tee is a high-quality copper fitting with a lead-free solder bead, designed for creating secure reducing branch connections in plumbing systems. Ideal for hot and cold water and central heating installations, this durable 28mm x 28mm x 22mm tee ensures strong, leak-free joints for UK domestic and commercial pipework.
    £10.77 incl tax
    1/2" EQUAL SOCKETS

    Black Iron - 1/2" Equal Socket

    MAES-D
    1/2" equal socket with BSP female threads for joining pipework securely in plumbing and heating systems. Durable, reliable fitting for professional installations.
    £4.84 incl tax
    1" BRASS BLANKING CAP

    1" Brass Blanking Cap

    BRBC-F
    The 1″ Brass Blanking Cap (BRBC‑F) is a corrosion‑resistant BSP brass fitting for securely sealing unused threaded pipe ends. Perfect for water, air, and general plumbing systems, it ensures reliable performance and easy installation.
    £3.27 incl tax
    3/8" x 1/4" BRASS BUSH

    3/8″ x 1/4″ Brass Threaded Bush BRBUSH‑CB

    BRBUSH-CB
    The BRBUSH‑CB 3/8″ x 1/4″ Brass Threaded Bush is a durable fitting designed to adapt pipework or threaded connections in hot and cold water, heating, and general plumbing systems. Made from high‑quality brass, it ensures reliable, leak‑resistant joints for professional plumbing applications or DIY installations.
    £1.36 incl tax
    ENDFEED 15mm x 1/4" STRAIGHT CONNECTOR MALE IRON

    3LC 15 x 1/4" MI

    EFSAM-15B
    15mm x 1/4" endfeed straight connector with male iron thread, ideal for secure pipe connections in plumbing and heating systems. Built for durability and reliable performance.
    £1.83 incl tax
    3/4" MI x 3/4" FI x 7/8" LONG TAP EXTENSION

    3/4" M x 3/4" F Tap Extension 7/8" BRTE-E

    BRTE-E
    The BRTE-E 3/4" male x 3/4" female tap extension provides an easy, secure way to extend tap threads by 7/8", giving extra clearance for awkward or tight installations. Made from durable, corrosion-resistant brass, it ensures a reliable seal and is ideal for repairing, adjusting, or upgrading kitchen and bathroom tap connections. Perfect for both professional plumbers and quick domestic fixes.
    £4.03 incl tax
    Flexible Tap Connector 22mm x 3/4" 900mm

    Flexible Tap Connector 22mm x 3/4" 900mm

    BFFTCW-22E900
    Durable 22mm x ¾″ flexible tap connector (900 mm) with WRAS approval for secure and reliable connection of taps to water supply lines. Designed for quick, leak‑resistant installation in kitchens and bathrooms, this high‑quality hose ensures smooth water flow and long-lasting performance in domestic plumbing systems.
    £13.30 incl tax
    COMPRESSION 15mm TANK CONNECTORS

    15mm Compression Tank Connector COTC‑15

    COTC-15
    The Compression 15mm Tank Connector COTC‑15 is a high-quality copper compression fitting designed to connect 15 mm pipework directly to cold water tanks. Suitable for domestic and commercial plumbing applications, it provides a secure, leak-proof joint without soldering. Ideal for hot and cold water systems, central heating, and general plumbing installations, this tank connector is reliable, durable, and perfect for both professional plumbers and DIY projects.
    £5.31 incl tax
    ENDFEED 28mm x 1" STRAIGHT CYLINDER UNION

    End Feed 28mm x 1 Straight Cylinder Union

    EFSCU-28F
    The Navigator 28mm x 1" End Feed Copper Straight Cylinder Union is designed for efficient and secure connections in plumbing systems. Ideal for joining copper pipes, this high-quality union provides a reliable and leak-free seal, ensuring long-lasting performance.
    £6.36 incl tax
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