The Telford Tempest Indirect Unvented Solar Cylinder (250L) is a cutting-edge solution for modern heating systems, integrating solar thermal technology with traditional boilers. Crafted from Duplex stainless steel, this cylinder offers remarkable corrosion resistance and durability.

Its ingeniously designed renewable coil ensures optimal energy transfer, providing efficient heating and maximising the use of solar energy. The system delivers mains pressure hot water and impressive flow rates, with a fast reheat capability to meet high demand swiftly. Complete with a factory-fitted 3 kW immersion heater for reliable back-up, the cylinder includes a full unvented kit and a temperature and pressure relief valve set at 7 bar / 90C for safety. The remote expansion vessel, with its convenient wall mounting bracket, enhances system performance while the comprehensive insulation minimises heat loss. Enjoy peace of mind with a lifetime manufacturing warranty on the inner container, ensuring long-term satisfaction with this highly efficient addition to your home.

• Capacity: 250 litres
• Indirect unvented cylinder for solar thermal use
• Made from Duplex stainless-steel for durability
• Integrated 3 kW immersion heater for backup heating
• Remote expansion vessel with wall mounting bracket
• Includes full unvented kit for installation
• Insulated design to minimise heat loss
• Lifetime warranty on inner container, 2 years on components