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.
Upgrade your heating system with the Patterned Chrome Angled Radiator Valves, designed to combine functionality with stylish appeal. Compatible with standard central heating systems, these valves feature 15mm connectors and come as a convenient pair. Finished in polished chrome, they serve as a direct replacement for the discontinued DIRA0104 model and are backed by a 1-year guarantee for peace of mind.
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.
The GENBRA 15mm Callisto Straight TRV Twin Pack in Chrome is a stylish, high-performance thermostatic radiator valve set. With bi-directional flow and a liquid-filled head, it ensures energy-efficient temperature control. Suitable for domestic hot water systems and compliant with EN 215 standards, this twin pack is ideal for modern radiator installations.
The Pegler Yorkshire Mercia Drainoff Lockshield Manual Radiator Valve 15mm x 10mm (663005) is a reliable solution for central heating systems requiring both lockshield control and drain‑off access. Featuring a durable push‑fit connection and polished finish, this radiator valve simplifies installation, optimises system balance and makes maintenance easier — ideal for UK radiator replacements and upgrades.
The Kartell Square Straight Valve Pair (CUBE-STR) brings a bold, contemporary look to your heating system with its clean square design and high-quality construction. Featuring 15mm compression x 1/2" BSPT connections, these straight radiator valves deliver a secure fit, smooth operation and long-lasting durability. Ideal for modern radiators and designer interiors, they combine style with dependable heating performance.
The Danfoss RA‑FN 15 mm Angle Radiator Valve (013G0023AA) is a fixed‑capacity, normal‑flow valve body designed for two‑pipe heating systems, with 15 mm (½″) angled fittings and no presetting required. Please note this model has been discontinued.
The REGK29 Pressurisation Pump Angled Adaptor is designed for use with the REGK30 Pressure Vessel Pump, providing a secure and efficient connection for pressurisation tasks. Ideal for heating engineers and maintenance professionals, it ensures smooth operation and reliable performance when filling and testing pressure vessels and central heating systems.
The Tower TGDOF843 is a robust 8″ × 4″ × 3″ overflow terminal guard with a brown, plastic‑coated steel mesh design that resists corrosion and offers long-term protection. It’s specifically made for condensing boilers to safely shield low-level discharge points, in line with Building Regulations Document G3.
The 2¼″ Immersion Plug & Washer BFIHPWS is a reliable replacement for your boiler or water heater, providing a secure and watertight seal for immersion heaters. Designed for durability and easy installation, this immersion heater plug and washer is ideal for plumbing and heating maintenance or repairs.
The Drayton 15mm Angle Lockshield Valve With DOTP 07 05 901 ensures accurate flow control for radiator systems while maintaining balanced heating. Designed for angle installations, it includes DOTP fluid for smooth operation and long-lasting performance, making it ideal for both domestic and commercial heating applications.
The Kartell Style Angled TRV & Lockshield Twin Pack (TPLSTRVSA) offers precise temperature control and durable performance for any radiator installation. Designed with a modern chrome finish, this thermostatic valve and lockshield set ensures efficient heat regulation, helping reduce energy use while enhancing system reliability. Ideal for both new installations and upgrades, it delivers long-lasting quality and a clean, stylish look for contemporary heating systems.
CT1 MultiSolve Cleaner & Degreaser effectively removes adhesives, sealants, wax, paraffin, printing ink, oil, grease, and silicone. Ideal for DIY, construction, and professional use, it makes surface preparation quick, safe, and hassle-free.
The Pegler Bulldog Gen2 TRV and LS pack 15xR1/2 (643150) combines a thermostatic radiator valve and lockshield for precise temperature control and radiator balancing. Designed for easy installation in UK central heating systems, this pack ensures reliable performance and is perfect for radiator upgrades or replacements.
The Ideal Sump Clean Out Cover & Gasket (175954) is designed for easy maintenance of Ideal heating systems. Compatible with Ideal Logic & Logic+ Heat Only, System & Combi, I-Mini & Independent, and Logic Code Combi models, this high-quality cover and gasket ensure a secure seal for the sump, preventing leaks and allowing for efficient cleaning and servicing.
Fernox Protector F1 265ml provides long-term protection against corrosion and limescale in central heating systems. Suitable for all boiler types and mixed metal systems, including aluminium, this eco-friendly, compact size treats up to 100L systems or 12 radiators. Easy to dose via a Fernox TF1 Filter, it optimizes system efficiency, prevents common issues like radiator cold spots, and meets BS 7593:2019 standards for system care.
The REGE105 5 Way Connector is a reliable electrical connector with built-in strain relief, designed for secure and efficient wiring across multiple circuits. Ideal for electricians, heating engineers, and maintenance professionals, it ensures safe power distribution in residential, commercial, and industrial installations.
The Danfoss RLV‑D Lockshield Valve (15 mm angled) is a high‑quality lockshield valve designed for domestic two‑pipe heating systems. With a nickel‑plated brass body, compatibility with the RA fitting range and an adjustable setting via a 6 mm Allen key under a brass cap, it enables reliable flow regulation and radiator isolation.
The Kartell Style Straight TRV (TRVSS 15mm) offers a sleek, modern solution for straight radiator connections. This thermostatic radiator valve provides precise temperature control, helping improve energy efficiency and comfort throughout your home. Crafted for durability and ease of installation, it’s perfect for upgrading or maintaining a contemporary heating system.
The Pegler Mercia straight wheelhead radiator valve with lockshield and elbow 15x10mm Chrome (647081) provides precise radiator control and easy installation. Its chrome finish ensures durability and style, while the integrated lockshield and elbow simplify balancing and connection for UK central heating systems — perfect for upgrades and replacements.
The Bristan Flow Straightener (ECO SHW 08) is a genuine Bristan spare part designed to help optimise water flow and maintain efficient performance. Ideal for shower and bathroom tap repairs, it’s a reliable replacement component for UK plumbing installations.