Storage cylinders
Vaillant supply unvented hot water cylinders for use in many domestic and commercial premises around the UK. Unvented cylinders operate directly from the mains water supply, providing a high pressure flow of hot water and can use an immersion heater to supplement heating of the water. An unvented cylinder has built in safety measures to help support the high pressures.
Heating systems
Stainless steel unvented cylinders in a range of capacities
Heating system cylinders
Solar systems
Solar storage cylinders providing energy efficiency and instant hot water
Solar systems

