The Telford Tempest Heat Pump Indirect Unvented Cylinder (150L) is expertly crafted for seamless integration with air or ground source heat pumps, ensuring optimal performance in harnessing renewable energy. With its superior Duplex stainless-steel construction, this cylinder offers unmatched corrosion resistance and robust durability.

The purpose-designed coil with a generous 2m surface area ensures efficient heat transfer, while the factory-fitted 3 kW immersion heater provides reliable back-up heating. Enjoy the luxury of mains pressure hot water and high flow rates, all safeguarded by a factory-fitted temperature and pressure relief valve set at 7 bar/90C. The remote expansion vessel with a wall-mounting bracket and a comprehensive unvented kit make installation straightforward. Fully insulated to minimise heat loss, this highly efficient system is backed by a lifetime manufacturing warranty on the inner container, giving you peace of mind for years to come*.

• Capacity: 150L
• Compact and space-saving design
• Weight: Lightweight due to stainless-steel build
• Suitable for air or ground source heat pumps
• Duplex stainless steel offers corrosion resistance
• Fast reheat with efficient heat transfer coil
• Factory-fitted 3kW immersion heater included
• Lifetime warranty on inner container for peace of mind