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    Heating & Hot Water

    Explore Plumbco's Heating & Hot Water category for a comprehensive range of solutions. From top-quality boilers and cylinders to controls, valves, and water treatment products, we have everything you need for efficient and reliable home heating and hot water systems. Discover our selection of flues, accessories, and vessels designed to meet your specific needs.

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    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.
    £3.30 incl tax
    EPH 3 Zone Programmer

    EPH 3 Zone Programmer

    R37
    The EPH 3 Zone Programmer R37 provides comprehensive control for up to three heating zones, offering enhanced energy efficiency and comfort. With its intuitive interface and flexible scheduling options, this programmer is ideal for managing complex heating systems in both residential and commercial settings.
    £142.13 incl tax
    EPH 4 Zone Programmer

    EPH 4 Zone Programmer

    R47
    The EPH 4 Zone Programmer R47 offers superior control for up to four heating zones, enhancing comfort and energy efficiency. Its user-friendly interface and versatile scheduling options make it perfect for complex residential and commercial heating systems. Experience precise temperature management with this advanced programmer.
    £285.01 incl tax
    EPH Controls 2 Port C1P Power Head ONLY (Honeywell Alternative)

    EPH Controls 2 Port C1P Power Head ONLY (Honeywell Alternative)

    C1P
    The EPH Controls C1P actuators are designed for seamless replacement on non‑EPH valves, including Honeywell 2 Port (V404) and Horstmann Z222/Z228. They provide reliable operation, ensuring hassle-free upgrades and maintenance for domestic and commercial heating systems.
    £58.97 incl tax
    EPH Controls 2 Port C1P Power Head ONLY (Danfoss Alternative)

    EPH Controls 2 Port Power Head ONLY (Danfoss Alternative)

    DS1P
    The EPH Controls DS1P is a reliable replacement actuator compatible with non‑EPH valves, including Danfoss 2 Port models HP22B, HP28B, HP15B, HP1.75B, and HP1.0B. Designed for seamless installation and efficient operation, it ensures smooth control of heating systems in both domestic and commercial settings.
    £58.97 incl tax
    EPH Controls 3 Port Power Head ONLY (Honeywell Alternative)

    EPH Controls 3 Port Power Head ONLY (Honeywell Alternative)

    D1PF
    The EPH Controls D1PF is a reliable replacement actuator with a detachable power cable, compatible with EPH B322P, B328P, and Honeywell V407 valves. Designed for easy installation and seamless operation, it ensures efficient control of domestic and commercial heating systems.
    £58.97 incl tax
    EPH CP4B – OpenTherm® Battery Operated Programmable Thermostat

    EPH Controls CP4B OpenTherm Battery Operated Programmable Thermostat

    CP4B
    The EPH Controls CP4B is a battery-operated digital programmable room thermostat designed to control a single heating zone. Featuring OpenTherm technology alongside Optimum Start, TPI and On/Off control modes, it provides flexible heating control for compatible boiler systems.

    With programmable temperature settings and a clear digital interface, the CP4B allows heating to be adjusted to suit your daily routine. Its battery-powered design uses two AA batteries, while the adjustable switching differential lets the thermostat be configured to suit the heating system.

    The EPH CP4B is Boiler Plus compliant and supports OpenTherm communication when connected to a compatible OpenTherm boiler.
    £51.41 incl tax
    EPH Mains Operated Programmable Room Stat

    EPH Controls CP4M Mains Powered OpenTherm Programmable Room Thermostat

    CP4M
    The EPH Controls CP4M is a mains-powered digital programmable room thermostat designed to control a single heating zone. It supports OpenTherm, Optimum Start, TPI and On/Off control modes, offering flexible heating control for compatible boiler systems.

    Operating on a 230V AC power supply, the CP4M is designed to fit an industry-standard six-pin backplate. Its programmable functionality allows heating control to be tailored to your routine, while the adjustable switching differential provides flexibility when configuring the thermostat for your heating system.

    The CP4M is Boiler Plus compliant and supports OpenTherm control when connected to a compatible boiler.
    £52.16 incl tax
    EPH Cylinder Thermostat

    EPH Cylinder Thermostat

    WRP
    The EPH Controls WRP is an external pipe and cylinder thermostat designed for precise temperature control in domestic and commercial heating systems. Rated at 16(4)A 230Vac, it ensures reliable operation and efficient energy management.
    £17.69 incl tax
    EPH Room Thermostat

    EPH Room Thermostat

    CM2
    The EPH CM2 Room Thermostat 10(3)A 230 & 24Vac provides reliable and accurate temperature control for central heating systems. Ideal for home heating, it ensures efficient performance and easy operation.
    £18.90 incl tax
    ESCTDEB ESI Electronic Dual Cylinder Thermostat With Adjustable Boost

    ESCTDEB ESI Electronic Dual Cylinder Thermostat With Adjustable Boost

    ESCTDEB
    The ESCTDEB Electronic Dual Cylinder Thermostat provides precise control of stored hot water temperatures for improved safety and energy efficiency. Featuring an automatic pasteurisation programme, it periodically raises water temperature above 61°C to help reduce the risk of Legionella while allowing lower everyday storage temperatures to save energy and reduce costs.
    £96.67 incl tax
    Flue Jointing Compound - FJC 500g

    Flue Jointing Compound - FJC 500g

    PCSJC05
    La‑Co Sika Everbuild PCFJC05 Flue Jointing 500g is a professional-grade, high-temperature sealant for chimneys, flues, and heating appliances. Easy to apply and durable, this flue jointing compound ensures airtight, long-lasting seals, providing reliable performance for installers and DIY enthusiasts alike in all heating and flue applications.
    £11.44 incl tax
    Gloworm Flexicom - Expansion Vessel

    Gloworm Flexicom - Expansion Vessel

    0020020744
    Genuine Glow-Worm 0020020744 Expansion Vessel replacement for compatible Flexicom and Ultracom boilers. This boiler spare part helps maintain system pressure by absorbing expansion within the central heating system.
    £83.20 incl tax
    Hetta HSEANC02 230V 2-Wire Underfloor Heating Actuator – Normally Closed, M30 × 1.5mm

    Hetta HSEANC02 230V 2-Wire Underfloor Heating Actuator – Normally Closed, M30 × 1.5mm

    HSEANC02
    The Hetta HSEANC02 230V 2-wire underfloor heating actuator is designed to control the flow of heating water through individual zones in compatible underfloor heating (UFH) manifold systems. Featuring normally closed (NC) operation, the actuator keeps the associated valve closed when the power supply is switched off, helping provide reliable zone control in residential and commercial heating installations.

    Operating on a 230V AC supply, this electric actuator uses a thermal actuation mechanism to open the valve when energised. Its M30 × 1.5mm connection thread and 3mm stroke make it suitable for compatible manifold valves requiring these specifications.

    The Hetta HSEANC02 features a compact design, a 1-metre cable and an IP54 rating as marked on the actuator itself. The spring-return mechanism ensures the valve closes when power is removed.

    Whether you're installing a new underfloor heating system or replacing an existing actuator, check the thread size, voltage, valve compatibility and electrical connections before ordering.
    £13.92 incl tax
    Hive Thermostat Mini Combi Pack with Receiver and Hub

    Hive Thermostat Mini Combi Pack with Receiver & Hub 852031

    852031
    The Hive Thermostat Mini Combi Pack 852031 includes the Hive Thermostat Mini, receiver and hub, providing smart heating control for compatible boilers. Using the Hive app, you can control your heating and hot water remotely, create schedules and manage your heating from anywhere with an internet connection.

    The Hive Thermostat Mini features a compact design and interactive display, while the included receiver connects to the heating system. Frost protection, holiday mode and geolocation provide additional control and convenience.

    The system is compatible with most gas and LPG boilers, as well as oil and electric boilers where a suitable existing thermostat or programmer is present.
    £152.19 incl tax
    Honeywell DT90 Digital Stat

    Honeywell DT90 Digital Stat

    DT90E1012
    *DISCONTINUED - New model - Honeywell DT4 Room Thermostat Wired On/Off White DT40WT20*

    The Honeywell DT90 Digital Stat DT90E1012 offers advanced temperature control for your heating system with its energy-efficient, easy-to-use digital interface. Designed for both residential and commercial applications, this thermostat provides precise and reliable temperature management to enhance comfort and save energy.
    £48.66 incl tax
    Honeywell Home T3 Wired Thermostat T3H110A0066

    Honeywell Home T3 Wired Programmable Thermostat T3H110A0066

    T3H110A0066
    The Honeywell Home T3 Wired Programmable Thermostat T3H110A0066 provides reliable scheduled temperature control for residential and light commercial heating systems. Designed for wired installations, it is suitable for gas, oil and combi boilers as well as heat pump systems.

    The T3 allows users to programme heating schedules to help maintain comfortable room temperatures while providing straightforward control of the heating system.
    £118.37 incl tax
    215745

    Ideal Logic 30kw System Boiler LPG Kit 215745

    102916
    The Ideal Logic System 30kW LPG Conversion Kit 215745 allows you to convert your natural gas boiler to LPG, making it perfect for off-grid homes. Designed specifically for Ideal Logic System boilers, this kit ensures safe, reliable, and energy-efficient heating performance.
    £105.40 incl tax
    Ideal Logic Max 24kw Combination Boiler Natural Gas *(New Release 2023 - 228334 Ideal Logic Max Combi2 24kw Boiler - 10266401)

    Ideal Logic Max 24kw Combination Boiler Natural Gas *(New Release 2023 - 228334 Ideal Logic Max Combi2 24kw Boiler - 10266401)

    218872
    The Ideal Logic Max Combi2 C24 24kW Combi Boiler (228334) is an A-rated natural gas condensing boiler designed for efficient central heating and hot water. Its compact cupboard-fit design measures 700 x 395 x 278mm, with a 9.9L/min hot water flow rate, full-colour display, built-in frost protection and an Ideal System Filter included.
    £1,278.93 incl tax
    Ideal Logic Max 30kw Combination Boiler Natural Gas *(New Release 2023 - 228335 Ideal Logic Max Combi2 30kw Boiler - 10266501)

    Ideal Logic Max 30kw Combination Boiler Natural Gas *(New Release 2023 - 228335 Ideal Logic Max Combi2 30kw Boiler - 10266501)

    218873
    The Ideal Logic Max Combi2 C30 30kW Combi Boiler (228335) is an A-rated natural gas boiler designed for efficient central heating and hot water. With a compact cupboard-fit design, full-colour display, 12.4L/min hot water flow rate and included Ideal System Filter, it offers reliable performance and easy installation.
    £1,391.94 incl tax