UK Cylinders
Duftons Renewable Energy is a trusted independent merchant supplying installers and trade customers with high-quality renewable heating and hot water solutions, including the full FLOWCYL Air unvented cylinder range.
Established in Yorkshire in 1986, Duftons supports sustainable alternatives with expert advice, a comprehensive product lineup, and reliable regional logistics across the UK.
Why Choose UK Cylinder Heat Pumps?
- Greater Energy Efficiency: Cylinder heat pumps harness renewable air energy to deliver highly efficient hot water, which can lead to major savings on energy bills and reduce reliance on fossil fuels.
- Space-Saving and Versatile: Unvented cylinder designs eliminate the need for bulky cold-water tanks and offer a compact, all-in-one solution. UK-industry standards promote straightforward installation and wide compatibility across domestic layouts, making them suitable for everything from flats to family homes.
- Reliable, Low-Carbon Comfort: Heat pump cylinders provide a reliable supply of mains-pressure hot water, with rapid reheat times and year-round performance. By shifting away from gas or oil, they support UK carbon reduction targets and deliver proven comfort, future-proofing properties for decades to come.


















