Copper Hot Water Cylinder Manufacturers

McDonald Engineers is one of the UK’s leading manufacturers of high quality copper hot water cylinders, ranging from domestic vented and Unvented Cylinders to Thermal Stores and Industrial Calorifiers.

Our commitment to providing a total quality service is reflected in every aspect of our offering from the advice provided by our technical sales team through to the premium grade copper material used and our manufacturing systems and processes.

Superior Copper Hot Water Cylinder Manufacturing

Our focus is very much on the manufacture of copper hot water cylinders which offers superior performance in terms of heat transfer, bacteria killing properties and durability.

With a growing demand for incorporating renewable energy into both commercial and domestic heating, we have established a reputation as one of the leading specialists in developing hot water cylinders for solar thermal, heat pumps, solid fuel and biomass installations.

This is facilitated by our flexible manufacturing process and our expertise in designing and manufacturing bespoke hot water cylinders.

Regardless of the size, shape, dimension or capacity you require, we can manufacture your copper hot water cylinder to our exemplary quality standards. We can also advise on the optimum design to minimise the installation process whether it’s a one off or a large scale project.

Contact one of our experienced sales team today to discuss your copper hot water cylinder requirements on 01592 611123 or online.

Hot Water Heater Parts

We also stock an extensive range of genuine hot water heater parts ready for immediate despatch across the UK and Ireland. Browse our range of hot water heater parts.

McDonald Engineers : UK leading copper cylinder manufacturers since 1945.


Thermal Store

THERMflow Thermal Storage Copper Hot Water Cylinder , Thermal Store Hot Water Storage. A suitable replacement or alternative to Albion Mainsflow
Thermal store mains pressure system


Calorifier and commercial water heater tank range
Commercial Calorifier range vented and unvented


Unvented Copper Cylinders
Copper Unvented Hot Water Cylinder

Electric Wet

Electric Water Heating: Electraflow thermal store vented stove with mains pressure hot water. Electric wet central heating system and electric central heating boilers from McDonald Engineers range of electric central heating boilers
Electric wet central heating system


Replacement Copper Hot Water Tanks and Cylinders from McDonald Engineers. UK and Ireland suppliers of ElsonWater Heater tanks, Elson 600E, 600i, 600C. Hot water tank replacement across the UK and Ireland.
Rectangular copper hot water tanks

Heat Pumps

Hot Water Cylinders for Heat Pumps, ECOflow
Heat pump cylinder

Vented Hot Water Cylinders

Vented Hot Water Cylinders
Vented Hot Water Cylinders

Bespoke Hot Water Cylinders

Bespoke Hot Water Cylinders
Custom designed solutions for complete optimisation

Slimline Copper Cylinders

Slimline Hot Water Cylinders
Slimline cylinders available from 300mm diameter

Plateflow Plate Heat Exchanger

Plateflow Plate Heat Exchanger, buffer vessel. Semi instantaneous storage tank water heaters
Plate Heat Exchanger With Buffer Vessel

Solar Cylinders for Hot Water

McDonald Engineers Solar Cylinders for Hot Water systems distributed across the UK and Ireland
Maximising the use of sustainable energy

Renewable Heat Pump Cylinders

McDonald Engineers Renewable Energy Heat Pump Cylinders
Renewable Energy Hot Water Cylinders