Products & Services




Range of World Heat Cylinders domestic hot water solutions, including copper components and Rapid-Coil cylinders.

At World Heat Cylinders, we take great pride in the superior quality of the hot water cylinders and buffer vessels we manufacture. Our domestic cylinder range is extensive. For instance, it includes standard copper vented cylinders and progresses to advanced stainless steel unvented cylinders. Furthermore, for our customers’ convenience, we maintain a wide variety of cylinders in stock. We can also expertly manufacture special vessels tailored precisely to your exact requirements.


Pair of World Heat Cylinders large red commercial hot water calorifiers with multiple connection ports.

For many years, WH Cylinders’ engineers have been meticulously designing and manufacturing commercial hot water storage calorifiers and buffer vessels. Consequently, we have served some of the most well-known manufacturers in the country. We produce calorifiers with capacities up to 10,000 litres. Additionally, our capabilities include U-tube heat exchangers and much more, using materials like copper, stainless steel, and mild steel.


Pre-plumbed domestic hot water system package by World Heat Cylinders, featuring multiple Climacyl units.

World Heat Cylinders possesses the expertise and skills to swiftly design, manufacture, and test bespoke hot water cylinders and buffer vessels for our customers. In fact, we can produce any size or type of vessel, complete with any specified control system mounted. Moreover, our dedicated after-sales support team of engineers offers further assistance. They can help with commissioning systems on site, attend breakdowns, and perform annual service calls whenever our customers require.

Renewable Energy Products


Range of World Heat high-efficiency hot water cylinders.

WH Cylinders applies its considerable expertise and skills to design, manufacture, and test bespoke hot water cylinders and buffer vessels, specifically for renewable energy systems. For example, we produce solutions compatible with solar thermal and heat pump technologies. We can efficiently manufacture any size or type of vessel, integrating any required control system. Furthermore, our after-sales support team provides crucial assistance. This includes commissioning systems on site, attending to breakdowns, and conducting annual service calls for our customers.


Range of World Heat Cylinders domestic hot water solutions, including copper components and Rapid-Coil cylinders.

Recent expansions within both our technical and manufacturing departments have significantly enhanced our capabilities. As a result, we now possess the necessary knowledge, expertise, and facilities to offer an extended range of bespoke packaged designs. These advanced solutions are proudly manufactured within our own dedicated UK manufacturing facility, ensuring quality and precision.



World Heat Cylinders also provides an on-site calorifier repair service, specifically for older vessels that may be leaking. If you have an installed calorifier requiring repair, please take some photos first. Then, email them to us at sales@whcylinders.co.uk. We will promptly get in touch to discuss how we might assist. Alternatively, you can fill in the contact form on our website, and one of our technical engineers will contact you.


Precision seam welding of a commercial cylinder shell at the World Heat Cylinders manufacturing facility.

Although World Heat specialises in producing storage and pressure vessels, we also offer a comprehensive welding and fabrication service. This service caters to customers in Tameside, Manchester, and indeed the wider UK. Our skilled fabricators and coded welders can proficiently produce bespoke fabricated and welded products for virtually any application. Specifically, we excel in stainless steel and mild steel welding and fabrication processes. These include creating bespoke pipework and headers, steel framework, and various sheet metal work.



At WH Cylinders, we thoroughly understand the critical importance of after-sales support, catering to both trade professionals and end-users alike. Therefore, we are dedicated to supplying the spare parts you require quickly and efficiently. WH Cylinders incorporates only the highest quality and standard of components in all our products. Consequently, we strongly recommend using official WH Cylinders parts. This practice ensures that the high efficiencies and inherent quality of your system are always maintained for optimal performance.