Hot Water Cylinders


Vaillant's latest range of uniSTOR stainless steel unvented cylinders gives you the option of a broad range of capacities from 125 litres up to 310 litres. Whichever cylinder you choose, you can be sure of the quality and performance that you expect from Vaillant.

In addition a high recovery heating coil and superb reheat times being best in class make uniSTOR the only choice in unvented cylinders. And what's more, the uniSTOR range is fully compatible both with Vaillant system and open vented boilers (high efficiency ecoTEC and ecoMAX boilers and standard efficiency thermoCOMPACT boilers) as well as any other manufacturers' boilers -so whatever the system you can always add an extra touch of Vaillant performance.

For the ultimate level of performance and control, uniSTOR cylinders can also be integrated in to the Vaillant total system solution -ecoTEC high efficiency boiler, uniSTOR cylinder, controls and VR 65 control centre - all from the industry's leading manufacturer.

uniSTOR's high grade stainless steel construction with laser welded seams carries a full 25 year anti-perforation guarantee on the cylinder shell for complete piece of mind. Also included with the product is an expansion vessel (up to 25 litres), all cold and hot water controls and a 2-port valve. All cylinders are equipped with a 3kW back up immersion heater with the option of a second immersion on the 260 litre and 310 litre models.

uniSTOR fits perfectly into the tightest of spaces, with all cylinders sharing a common width of 554mm Installation is simplified by both low lift weights across the range and simple front access connections. Installation is further enhanced by easy access to all of the electrical controls and connections located behind a simply removable cover panel.

Vaillant ecoTEC system boilers and uniSTOR unvented stainless steel cylinders can now be integrated into one complete system together with the new Vaillant 'ebus' controls. This total system concept brings some unique features and benefits to the installer and the home-owner.


Download Vaillant uniSTOR PDF