Fabdec leads in British-made water heating solutions, delivering dependable performance across domestic, commercial, industrial, marine, and bespoke applications with precision-engineered stainless steel craftsmanship.
High-Quality, Professional And Innovative Water Heating
Cylinders And Heat Transfer Products
Direct, indirect, solar, heat pump, slimline, and horizontal water heaters are among our standard range of domestic & commercial products. Our highly experienced in-house design team would be delighted to talk to you about your own bespoke design. We also offer a full range of water heater spares for our own and other OEM products.
Please find some key information below or contact our helpful Sales Team today, either by Phone, Email or Live Chat.
Excelsior, part of the Fabdec Group, delivers advanced British-made water heating cylinders built for performance and longevity. Manufactured from high-grade duplex stainless steel, each vessel ensures durability and corrosion resistance.
Excelsior cylinders are available in domestic, commercial, industrial, marine, and bespoke models, designed to meet the unique requirements of every application. This versatility ensures efficient, reliable water heating for homes, businesses, factories, and specialist installations.
Available in direct and indirect models for electric, gas, heat pump, and solar systems, Excelsior cylinders meet EN.ISO 9001 standards. Supported by a 25-year warranty, Excelsior provides efficient, reliable, and sustainable water heating solutions across all sectors.
Innovation and Quality in Every Vessel
EXCELSIOR’s water heating systems combine innovation and engineering excellence to deliver efficient and reliable performance. Each vessel is made in Britain from high-grade stainless steel, ensuring durability and hygiene. Furthermore, our designs improve thermal efficiency while reducing energy use. Because every installation has unique needs, EXCELSIOR offers a broad range of models meeting strict performance standards.
Whether used in homes, factories, or marine environments, our systems deliver consistent heat and dependable operation. Moreover, advanced production techniques ensure precision and reliability at every stage. Through continuous improvement and British expertise, EXCELSIOR’s water heating products set benchmarks for strength, sustainability, and service life, providing customers with lasting confidence and value.
Our Flagship Products
EXCELSIORS’s flagship water heating range showcases innovation and reliability across every sector. From robust marine water heaters to fully bespoke solutions and high-performance industrial systems, each product is crafted in Britain to meet exacting standards.
Designed for efficiency, durability, and precision, these vessels deliver exceptional performance while reflecting Fabdec’s commitment to engineering excellence and customer-focused solutions.
Marine Water Heaters
EXCELSIOR’s marine water heaters deliver reliable, efficient, and consistent performance at sea, manufactured with precision in Britain to withstand harsh maritime conditions and demanding environments… READ MORE
Bespoke Water Heating
Our bespoke water heaters are carefully tailored to exact requirements, providing precision-engineered, efficient, and dependable solutions for unique installations across every industry and application… READ MORE
Industrial Water Heaters
Industrial water heaters from EXCELSIOR combine durability, high performance, and energy efficiency, designed in Britain to meet demanding factory, commercial, and large-scale operational needs… READ MORE
Tailored Solutions for Every Industry
Every environment demands a specific approach to water heating, and EXCELSIOR’s tailored solutions ensure efficient performance. From domestic buildings to industrial facilities, each product is designed for practical installation and thermal efficiency. Additionally, our marine and bespoke systems suit challenging spaces where configuration matters. Because all manufacturing occurs in the UK, customers benefit from consistent quality and short lead times.
Our engineers collaborate closely with clients to refine designs that align with operational and spatial needs. As a result, each vessel offers dependable performance while minimising maintenance. Ultimately, EXCELSIOR delivers more than equipment, it provides confidence through precision engineering and effective water heating solutions built for every sector.
Customer Success Stories
Arran Dairies
Residential Development
Cheshire Farm
Independent Brewery
Sustainability and Long-Term Reliability
EXCELSIOR recognises that efficient water heating must also be environmentally responsible. Therefore, our systems are designed to reduce energy waste and extend service life. By using recyclable stainless steel and precise fabrication, we minimise environmental impact without compromising performance. Additionally, our processes continually evolve to meet modern efficiency standards.
Because reliability matters, each product undergoes rigorous testing before leaving our British factory. This dedication ensures consistent operation and reduced lifetime costs. Furthermore, our support network helps customers maintain peak performance for years. Through responsible manufacturing and lasting design, EXCELSIOR continues to lead the way in sustainable water heating innovation across every application.











