Heating & Hot Water

The Tesla TIH 550 Premium 27" Incoloy Immersion Heater & Thermostat is a high-performance water heating solution, designed to deliver efficient, reliable, and long-lasting results. Constructed from premium incoloy, this 27-inch immersion heater offers outstanding corrosion resistance and superior scale resistance, making it perfect for hard water environments and high-temperature settings. The integrated thermostat ensures precise temperature control, preventing overheating and optimizing energy consumption. Ideal for vented hot water cylinders, this immersion heater guarantees a consistent supply of hot water for both residential and commercial applications, making it an essential addition to any water heating system.

The Navien 1000mm Flue Extension 60/100 (GXXX002196) is an essential accessory for extending the flue system of Navien boilers, ensuring optimal venting performance. This high-quality, durable extension allows for flexible installation options and is compatible with both gas and oil condensing boilers, making it a versatile choice for any heating setup.

The Wyndam Branded Mini Compact 22mm Heating Filter is an essential addition to your central heating system, designed to trap debris and sludge effectively. Its compact design fits seamlessly into tight spaces while ensuring optimal performance and improved efficiency. Protect your boiler and radiators from blockages and extend their lifespan with this reliable heating filter, suitable for 22mm pipework.

The Baxi Avanta PDK 93° Elbow (part number 5121369) is a white plume‑displacement flue bend engineered for seamless integration with Baxi flue and boiler systems. Designed for easy installation, this 93° elbow enables flexible flue routing - especially useful in tight spaces or complex boiler layouts. Compatible with Baxi Multifit flue systems and a wide range of domestic boilers, this compact elbow ensures a neat, secure flue connection and reliable performance.

The Wyndam Branded Build Cert Calmag Chemical Inhibitor (1L) WYN-BC-1000 is a premium solution designed to protect your heating system from scale and corrosion. Formulated to meet BuildCert standards, it ensures optimal performance and longevity of your boiler and radiators. Easy to use and highly effective, this inhibitor is a must-have for maintaining efficient heating systems.

The Wyndam Branded Build Cert Calmag Chemical Inhibitor (500ml) WYN-BC-500 is a premium solution designed to protect your heating system from scale and corrosion. Formulated to meet BuildCert standards, it ensures optimal performance and longevity of your boiler and radiators. Easy to use and highly effective, this inhibitor is a must-have for maintaining efficient heating systems.

The EPH Controls CP4B is a battery-operated digital programmable thermostat for a single heating zone. Featuring OpenTherm®, Optimum Start, TPI, and On/Off modes, it provides precise and energy-efficient control, fully Boiler Plus compliant for modern heating systems.

The EPH Controls CP4M is a mains-operated OpenTherm® programmable thermostat, delivering accurate and efficient heating control. Operating at 230Vac, 50Hz, it is ideal for domestic and commercial heating systems seeking energy efficiency and reliable performance.

The Navien 500mm Flue Extension 60/100 (GXXX002195) is designed for extending the flue system of Navien boilers, ensuring safe and efficient venting. This durable, easy-to-install extension provides flexibility for installations requiring longer flue lengths. Ideal for both gas and oil condensing boilers.

Worcester (100mm) Short Flue Extension 220mm