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 Square Chrome Angled Radiator Valves combine sleek, contemporary design with reliable functionality for your heating system. Featuring 15mm connectors and a polished chrome finish, these valves come as a pair and are compatible with standard central heating systems. Backed by a 1-year guarantee for peace of mind.
Ensure a secure, leak-free seal on your immersion heater with the 2¼″ Red Fibre Immersion Heater Washer ACWSIH. Made from durable red fibre, this immersion heater washer is ideal for replacing worn washers in boilers and water heaters, helping maintain efficient heating performance.
The Inventive Creations RC4 Tap Cartridge (sold separately) is a high-quality universal replacement designed for a wide range of bathroom and kitchen taps. Engineered for smooth operation and durability, it helps repair leaking or faulty taps and restore reliable water flow across UK plumbing systems.
The Square Chrome Corner Radiator Valves offer a practical and stylish solution for connecting radiators in tight spaces. Featuring 15mm connectors and a sleek chrome finish, these valves come as a pair and are compatible with standard central heating systems. Backed by a 1-year guarantee for peace of mind.
The Robocal 15mm Automatic Air Vent with vertical discharge (compression connection) is designed to continuously remove trapped air from central heating and sealed systems without manual bleeding. WRAS‑approved and ideal for boilers, radiators and hot water circuits, it helps reduce noise, improve system performance and maintain efficient heat distribution.
This genuine Baxi 3-way diverter valve assembly (248727) is designed for use in Baxi Combi Instant boilers including 105, 105 HE, 80 and 80E models. The diverter valve directs hot water between central heating and domestic hot water systems, ensuring efficient combi boiler performance. Ideal for boiler repairs and servicing.
The Heron Round Ladder Radiator (500x800x50mm) in polished chrome delivers 912 BTU/hr (267 W) of efficient warmth, perfect for bathrooms, cloakrooms or ensuites. Its sleek round ladder‑style design doubles as a stylish heated towel rail and is compatible with central heating systems. Backed by a 5 year guarantee, it combines reliable performance with contemporary, space‑saving elegance.
The Inventive Creations RC5 Tap Cartridge (sold separately) is a durable universal replacement designed for a wide range of bathroom and kitchen taps. Built for smooth performance and long-lasting reliability, it helps repair leaking or faulty taps and restore efficient water flow across UK plumbing systems.
The Quorn Square Ladder Radiator (500 x 690mm) in a sleek chrome finish is a modern heated towel rail designed to add both warmth and style to your bathroom. Delivering an efficient heat output of 966 BTUs (283W), it’s compatible with central heating systems and can also be used as an electric or dual fuel radiator. Slimline at just 30mm deep, it’s ideal for contemporary spaces and comes complete with a 5-year manufacturer’s guarantee for lasting peace of mind.
The Vaillant 20020008 Fan is a genuine replacement combustion fan for Vaillant ThermoCompact VU and TurboMax VUW fan‑assisted boilers. Designed to deliver reliable airflow for correct fuel combustion and safe exhaust extraction, this genuine boiler spare helps maintain system efficiency and performance in central heating and hot water systems.
This 15mm x 3/4" straight washing machine valve with integrated check valve is made from chrome plated brass with a PVC lever. WRAS approved and designed for reliable water isolation, it ensures safe and efficient appliance connection.
This genuine Worcester Bosch syphon (87107253280) is designed for use in compatible condensing boilers to safely manage condensate drainage. It helps maintain efficient boiler operation by ensuring proper removal of waste water from the system. Ideal for servicing and repairing Worcester Bosch boilers.
The Honeywell Home High Limit Pipe Thermostat (L641B1012) is a robust surface‑contact pipe thermostat designed for pumped central‑heating systems. Featuring a bi‑metal strip sensor and a tamper‑proof adjustment option, it functions as a high‑limit safeguard for water temperature control in boiler loops and cylinder circuits.
The Crosshead Chrome Straight Radiator Valves combine classic design with reliable performance for your heating system. Featuring 15mm connectors, these valves are compatible with standard central heating systems and serve as a direct replacement for the discontinued DIRA0112 model. Finished in polished chrome and backed by a 1-year guarantee, they offer both style and peace of mind.
The Vaillant 160949 Pump is a genuine replacement circulation pump designed for use in ecoMAX VU and ecoMAX VUW condensing boilers. It efficiently moves heated water around the central heating and domestic hot water system, helping maintain reliable performance and system balance for UK boiler servicing and repairs.
The Crosshead Chrome Angled Radiator Valves combine classic crosshead styling with practical functionality for your heating system. Featuring 15mm connectors and a polished chrome finish, these angled valves are compatible with standard central heating systems and come with a 1-year guarantee for peace of mind.
The Honeywell Low‑Limit Pipe Thermostat L641B1004 is a compact, surface‑mounted thermostat designed for pumped central‑heating systems, offering a temperature range of approx. 10 °C–40 °C to protect pipework against under‑heating or frost. Its bi‑metal strip sensor and tamper‑proof adjustment make it a reliable choice for installers needing effective low‑limit control.
The Vaillant 049345 Burner is a genuine replacement burner compatible with ecoMAX VU, ecoMAX VUW, ecoTEC VU and ecoTEC VUW condensing boilers. Engineered to deliver precise fuel combustion and reliable performance, this Vaillant‑branded spare supports efficient central heating and hot water operation in UK domestic heating systems.
The Quorn Square Ladder Radiator (500 x 1420mm) in a sleek anthracite finish delivers powerful and stylish heating for modern bathrooms. With a heat output of 2887 BTUs (846W), it efficiently warms your space while doubling as a practical heated towel rail. Compatible with central heating systems and adaptable for electric or dual fuel installation, this model replaces the discontinued DIRA0130 and comes with a 5-year guarantee for long-term reliability.
The Vaillant Gas Section Assembly 20035222 is a genuine boiler replacement component designed to control gas regulation and flow in compatible Vaillant condensing boilers. Ideal for maintenance and repair of central heating systems, this authentic spare supports safe combustion performance and long‑lasting reliability for UK heating installations.