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.
The OPRV OPTIMA Straight Radiator Valve 15mm is a high-quality chrome brass valve for 15mm pipework. It provides reliable installation and control in central heating systems, offering durable performance for professional installers and maintenance work.
REGP39 Gas Valve Location Stickers (Pack of 8) provide clear, durable marking for gas valve positions. Ideal for Gas Safe engineers and trade professionals, these high-visibility stickers ensure safety, compliance, and easy identification of gas valves on-site.
The Bristan 2 Litres Per Minute Basin Tap Flow Limiter (ECO TAP2) is a genuine water-saving spare designed to reduce tap flow rates and improve efficiency. Ideal for bathroom installations, it supports eco-friendly plumbing solutions across the UK.
The Danfoss RA‑FN DN20 Angle Radiator Valve is a fixed‑capacity, angle‑pattern valve designed for two‑pipe heating systems. It features a DN 20 (¾″) connection, nickel‑plated brass construction, and a normal‑flow design without the need for presetting—ideal for streamlined radiator installations and reliable flow control.
Genuine Vaillant 103430 NTC sensor for domestic hot water heat exchangers, compatible with ecoTEC VUW condensing boilers and selected Guernsey/Jersey models. Reliable thermistor for accurate temperature control and efficient boiler performance.
The Danfoss Drain-Off Tailpiece 003L0105 is a durable accessory for RLV-D lockshield valves, designed to make radiator drainage and servicing simple and efficient. Its universal fit for all RLV-D sizes ensures hassle-free installation, making it an essential addition for radiator maintenance.
The Vaillant 103429 Negative Temperature Coefficient (NTC) Sensor is a genuine replacement for Vaillant ecoTEC and ecoMAX condensing boilers. This essential sensor monitors water temperature to ensure safe, efficient operation and optimal performance of central heating and hot water systems in UK homes.
The Altecnic Eclipse Manual Radiator Valve 410415 features a 15mm x ½″ compression connection with an angled white head. Ideal for central heating systems, it provides reliable radiator control and a clean, modern finish.
The Altecnic Eres 15 mm angled manual radiator valve (ER‑15MMVAL) features a chrome-plated brass body, a white wheel‑head, and a matching lockshield cap. Built to withstand up to 10 bar pressure, it’s suitable for both modern sealed systems and traditional heating setups. With its 15 mm compression connection and compact angled design, it offers a reliable, easy-to-install solution for efficient radiator control.
The Honeywell Home 10‑Way Junction Box (42002116‑002) is a robust ABS wiring centre designed for UK heating system installations. With ten clearly numbered terminals, accommodation for up to 15 A and 12 knock‑out entries for cable routing, this universal junction box ensures clean, safe S‑Plan and Y‑Plan wiring setups.
The Polypipe PB181512 Adaptor Set provides a seamless transition between 15mm and 12mm pipes, ideal for both domestic and commercial plumbing applications. This set includes pipe stiffeners for both Overlay® and Overlay® Lite systems, ensuring a tight and secure connection. Perfect for quick installations, Polypipe PB181512 is compatible with a wide range of plumbing solutions, offering flexibility, durability, and reliability.
The Wyndam Radiator 1/2" No.2 Spanner (1000004239) is a high-quality tool designed for tightening and fitting radiator valves with precision. Built for durability and ease of use, it’s ideal for plumbers and DIY enthusiasts working on radiator maintenance or installation projects.
Upgrade your central heating with the Radiator Valve Angled 10mm Voyager ¾″ Union (BFRVA2‑10V). This angled radiator valve with ¾″ union connection delivers reliable flow control and a secure fit, ideal for efficient radiator installations and plumbing projects. Durable and easy to install for trade or DIY use.
Ensure a tight, leak-proof seal in your flue system with the Vaillant 981253 Sealing Ring (EPDM, DN 80 x 16). This genuine Vaillant spare is made from durable EPDM material, designed specifically to fit flue pipes of 80 mm diameter and 16 mm depth. Replacement sealing rings like this prevent gas leaks, maintain boiler efficiency, and help comply with safety and flue regulations. Ideal for ecoTEC, ecoFIT, or other Vaillant boiler models requiring the DN 80 flue element.
Upgrade your central heating system with the Radiator Valve Angled 15mm Voyager ¾″ Union (BFRVA2‑15V). This angled valve offers reliable flow control and a secure ¾″ union connection, ensuring efficient radiator performance. Durable, easy to install, and ideal for both professional plumbing and DIY heating projects.
Ensure precise control of your heating system with the Radiator Valve Angled 08mm Voyager ¾″ Union (BFRVA2‑08V). Designed for reliable performance and easy installation, this angled valve with ¾″ union provides a secure connection for efficient radiator operation. Ideal for both professional plumbing and DIY projects.
Genuine Vaillant 20144608 pressure gauge adapter in black, designed for accurate pressure monitoring on compatible Vaillant boilers. Easy to fit and reliable for precise boiler maintenance.
The JG Speedfit Radiator Outlet Plate (JG-ROP) provides a neat, professional finish for radiator pipework. Designed for push-fit radiator connections, it ensures easy installation, a clean appearance, and reliable coverage for heating systems. Ideal for both trade professionals and DIY plumbing projects.
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The Polypipe PB08573 12mm End Returns fitting is designed for use with Overlay™ and Overlay™ Lite pipe systems, providing a reliable and durable solution for terminating pipe runs. Manufactured from high-quality materials, this fitting ensures a secure, leak-free connection in domestic hot and cold water systems. Ideal for professional plumbing installations and DIY projects, the PB08573 simplifies pipe layout and maintains system integrity while delivering long-lasting performance.
Upgrade or replace your shower setup with the Hansgrohe Hose Retaining Ring 28072000 in transparent finish. Designed to secure and stabilise your Hansgrohe shower hose on D22/D25 fittings, this durable OEM spare part is crafted from high‑quality transparent plastic for a discreet, long‑lasting fit. Perfect for both maintenance and repair, the retaining ring delivers reliable performance and easy installation — ideal for plumbers, renovators and homeowners looking for genuine hansgrohe shower accessories. Compatible with a range of hansgrohe hoses and easy to fit, this retaining ring helps maintain an efficient, leak‑free shower system.